<!--
function RemoveEnter() 
{    
	if (event.keyCode == 13) 
	{        
		event.cancelBubble = true;
		event.returnValue = false;
	}
}

function ResetDensityViscosity()
{
	// only reset values if the fluid is NOT other and NOT blank
	if (document.forms[0].tboxFluid.value != '' &&
		document.forms[0].tboxFluid.value != 'Other')
	{
		document.forms[0].tboxDensity.value = '0.000';		
		document.forms[0].tboxViscosity.value = '0.000';		
	}
}

function ClearNaturalGas()
{
	var bIsFluidNaturalGas = (document.forms[0].tboxFluid.value == 'Natural Gas');
	
	if (bIsFluidNaturalGas) // if the fluid name is natural gas
	{
		// but the fluid type is not then clear the fluid field
		if (document.forms[0].ddlFluidType.value != 'Natural Gas')
			document.forms[0].tboxFluid.value = '';
	}
}

function SaturatedSteamReadOnly()
{
	var bIsSatSteam = (document.forms[0].ddlFluidType.value == 'Saturated Steam');
	var sMsg;
	
	document.forms[0].tboxTemperatureNormal.readOnly = 
	document.forms[0].tboxPressureNormal.readOnly = 
	document.forms[0].tboxDensity.readOnly = 
	document.forms[0].tboxViscosity.readOnly = bIsSatSteam;
	
	if (bIsSatSteam)
	{
		document.forms[0].tboxTemperatureNormal.style.backgroundColor = 
		document.forms[0].tboxPressureNormal.style.backgroundColor = 
		document.forms[0].tboxDensity.style.backgroundColor = 
		document.forms[0].tboxViscosity.style.backgroundColor = 'Gainsboro';
		
		// reset density and viscosity
		document.forms[0].tboxDensity.value = '0.000';		
		document.forms[0].tboxViscosity.value = '0.000';		
	
		sMsg = 'Saturated Steam requires Normal Values to be entered via the Fluid Selection page.';
	}
	else				// can't use visibility, because once invisible there is no handle to control left
	{
		document.forms[0].tboxTemperatureNormal.style.backgroundColor = 
		document.forms[0].tboxPressureNormal.style.backgroundColor = 
		document.forms[0].tboxDensity.style.backgroundColor = 
		document.forms[0].tboxViscosity.style.backgroundColor = '';

		sMsg = '';		// hide the control (blend to background color)
	}
	
	document.forms[0].tboxSatSteam.value = sMsg;
}

// use this to send an email using "mailto" is too easy for SPAM scrapers to get the e-mail address
function SendNote(sName, sDom)
{
	document.location ="ma" + "ilto:" + sName + "@" + sDom + ".com";
}
//-->