function CalcBMI(iFeet, iInches, iPounds)
			{
				var iHeight; //in inches
				var iMeters;
				var iKilograms;
				var iSquare;

				var sErrors;
				var bError = new Boolean(false);
				
				sErrors = "Your ideal body weight could not be calculated.\n"
				sErrors += "Please correct the following problems:\n"
				sErrors += "___________________________________________________\n\n\n"
				
				
				if ( iFeet == "" )
				{
					sErrors += "\t-Please select your height in feet.\n";
					bError = Boolean(true);
				}

				if ( iInches == "" )
				{
					sErrors += "\t-Please select your height in inches.\n";
					bBoolean = Boolean(true);
				}
				
				if ( iPounds == "" )
				{
					sErrors += "\t-Please enter your weight in pounds.\n";
					bBoolean = Boolean(true);
				}
				
				if ( bError != Boolean(false) )
				{
					window.alert(sErrors);
					return "";
				}
					
				iHeight = eval(iFeet*12) + eval(iInches);
				
				iMeters 	= iHeight/39.36;
				iKilograms 	= iPounds/2.2;
				iSquare		= iMeters * iMeters;
				document.forms[0]["txtBMIvalue"].value = Math.round(iKilograms/iSquare);
				return true;
			}