function vas(num)
{
	alert(num);
	document.form1.menu1.disabled=true;
	document.form1.menu1.disabled =false;
	if(num=='ZAK') 
	{
		for (i = 2; i < 20; i++)
		{  
			
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Zakynthos_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Zakynthos_Air Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Zakynthos_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Zakynthos_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Zakynthos_Current Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Zakynthos_Current Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Zakynthos_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature 3m','images/Zakynthos_Water_Temp_CT.html');
	document.form1.menu1.options[15]=new Option('Salinity 3m','images/Zakynthos_Salinity_CT.html');
	
	}
	if(num=='PYL') 
	{
		for (i = 2; i < 20; i++)
		{  
			
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/PYLOS_Air_Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/PYLOS_Air_Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/PYLOS_Wind_Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/PYLOS_Wind_Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/PYLOS_Current Speed 1m.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/PYLOS_Current Direction 1m.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/PYLOS_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature 3m','images/PYLOS_Temperature_Chain.html');
	document.form1.menu1.options[15]=new Option('Salinity 3m','images/PYLOS_Salinity_Chain.html');
	}
	if(num=='KAL') 
	{   
	    for (i = 2; i < 20; i++)
		{
		  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Kalamata_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Kalamata_Air_Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Kalamata_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Kalamata_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Kalamata_Current_Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Kalamata_Current_Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Kalamata_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature (multi depths)','images/Kalamata_Temperature_Chain.html');
	document.form1.menu1.options[15]=new Option('Salinity (multi depths)','images/Kalamata_Salinity_Chain.html');
	document.form1.menu1.options[16]=new Option('Chlorophill-A(3m)','images/Kalamata_ChloroA.html');
	
	
	}
	
	if(num=='PET') 
	 {
	     for (i = 2; i < 20; i++)
		 {
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Petro_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Petro_Air Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Petro_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Petro_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Petro_Current Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Petro_Current Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Petro_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature','mages/Petro_Water_Temp_CT.html');
	document.form1.menu1.options[15]=new Option('Salinity','images/Petro_Salinity_CT.html');
	}
	
	if(num=='SKY') 
	
	{
		for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Skyros_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Skyros_Air Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Skyros_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','Skyros_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Skyros_Current Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Skyros_Current Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Skyros_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature','images/Skyros_Water_Temp_CT.html');
	document.form1.menu1.options[15]=new Option('Salinity','images/Skyros_Salinity_CT.html');
	document.form1.menu1.options[16]=new Option('Optisense','images/Skyros_Optisense.html');
	}
	if(num=='ATH') 
	{
	  for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Athos_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Athos_Air Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Athos_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Athos_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Athos_Current Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Athos_Current Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Athos_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature (multi depths)','images/Athos_Temperature_Chain.html');
	document.form1.menu1.options[15]=new Option('Salinity(multi depths)','images/Athos_Salinity_Chain.html');
	
	}
	if(num=='KRT') 
	
	{
		for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/E1M3A_Air Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/E1M3A_AirTemperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/E1M3A_Wind Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/E1M3A_Wind Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 1m','images/E1M3A_Current Speed 1m.html');
	document.form1.menu1.options[12]=new Option('Current Direction 1m','images/E1M3A_Current Direction 1m.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/E1M3A_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature (multi depths)','images/E1M3A_Temperature_Chain.html');
	document.form1.menu1.options[15]=new Option('Salinity (multi depths)','images/E1M3A_Salinity_Chain.html');
	document.form1.menu1.options[16]=new Option('Turbinity (multi depths)','images/E1M3A_turbidity_Chain.html');
	document.form1.menu1.options[17]=new Option('Oygen (multi depths)','images/E1M3A_oxygen_Chain.html');
	document.form1.menu1.options[11]=new Option('P.A.R.','images/E1M3A_par.html');
	
	}
	
	if(num=='SAN') 
	
	{
		for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Santorini_Air_Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Santorini_Air_Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Santorini_Wind_Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Santorini_Wind_Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Santorini_Current_Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Santorini_Current_Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Santorini_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature 3m','images/Santorini_Water_Temp_CT.html');
	document.form1.menu1.options[15]=new Option('Salinity 3m','images/Santorini_Salinity_CT.html');
	}
	
	if(num=='MYK') 
	
	{
		for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	////alert ("ok");
	document.form1.menu1.options[4]=new Option('Air Pressure','htmon/Mykonos_Air_Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Mykonos_Air_Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Mykonos_Wind_Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Mykonos_Wind_Direction.html');
	document.form1.menu1.options[8]=new Option('-------------------------','');
	document.form1.menu1.options[9]=new Option('Marine','');
	document.form1.menu1.options[10]=new Option('-------------------------','');
	document.form1.menu1.options[11]=new Option('Current Speed 3m','images/Mykonos_Current_Speed.html');
	document.form1.menu1.options[12]=new Option('Current Direction 3m','images/Mykonos_Current_Direction.html');
	document.form1.menu1.options[13]=new Option('Wave Height','images/Mykonos_hm0.html');
	document.form1.menu1.options[14]=new Option('Temperature 3m','mages/Mykonos_Water_Temp_CT.html');
	document.form1.menu1.options[15]=new Option('Salinity 3m','images/Mykonos_Salinity_CT.html');
	
	}
	
		if(num=='LSB') 
	
	{
		for (i = 2; i < 20; i++)
		{  
			//alert (i);
			document.form1.menu1.options[i]=null;
		}
	document.form1.menu1.options[0]=new Option('Select a parameter','');
	document.form1.menu1.options[1]=new Option('-------------------------','');
	document.form1.menu1.options[2]=new Option('Atmospheric','');
	document.form1.menu1.options[3]=new Option('-------------------------','');
	document.form1.menu1.options[4]=new Option('Air Pressure','images/Lesvos_Air_Pressure.html');
	document.form1.menu1.options[5]=new Option('Air Temperature','images/Lesvos_Air_Temperature.html');
	document.form1.menu1.options[6]=new Option('Wind Speed','images/Lesvos_Wind_Speed.html');
	document.form1.menu1.options[7]=new Option('Wind Direction','images/Lesvos_Wind_Direction.html');
	document.form1.menu1.options[8]=new Option('Select a parameter','');
	document.form1.menu1.options[9]=new Option('-------------------------','');
	document.form1.menu1.options[10]=new Option('Atmospheric','');
	document.form1.menu1.options[11]=new Option('-------------------------','');
	document.form1.menu1.options[12]=new Option('Current Speed 3m','images/Lesvos_Current_Speed.html');
	document.form1.menu1.options[13]=new Option('Current Direction 3m','images/Lesvos_Current_Direction.html');
	document.form1.menu1.options[14]=new Option('Wave Height','images/Lesvos_hm0.html');
	document.form1.menu1.options[15]=new Option('Temperature 3m','images/Lesvos_Water_Temp_CT.html');
	document.form1.menu1.options[16]=new Option('Salinity 3m','images/Lesvos_Salinity_CT.html');
	}
}

//function vas2()
//{
//    alert ("axa");
//	window.frames["myframe"].document.forms["ifrform"].elements["parameterSelect"].value=document.form1.parameterSelect.value;
//	window.frames["myframe"].document.forms["ifrform"].elements["fordaySelect"].value=document.form1.fordaySelect.value;
	//window.frames["myframe"].document.forms["ifrform"].submit();
//}