function CheckKeys(strCode)
	{
		var numVals = "1234567890";
		var counter;
	
		if(arguments.length>0 && event.keyCode == strCode)
			return true;
			
		if ((event.keyCode == 46)||(event.keyCode == 12)||(event.keyCode >= 34 && event.keyCode <= 40)||(event.keyCode >= 16 && event.keyCode <= 18))	{return true;}
		//alert(event.keyCode +' 1=='+numVals.charCodeAt(0) )
			if (event.keyCode != 8 && event.keyCode != 13)
			{
				if (event.keyCode == 9)
				{
					return true;
				}
				for (var counter = 0; counter < numVals.length; counter++)
						if (event.keyCode == numVals.charCodeAt(counter) || event.keyCode == numVals.charCodeAt(counter)+48)
							return true;
							
				//alert();
			return false;
			}
		return true;
	}

function IsEmailValid(email) 
	{
		invalidChars = " /:,;'אבגדהוזחטיכלמנסעפצקרשתךףץןם"
			
		if (email == "") {	
			return false;
		}
		
		for (i=0; i<invalidChars.length; i++) {	
			badChar = invalidChars.charAt(i)
			if (email.indexOf(badChar,0) > -1) {
				return false
			}
		}
		atPos = email.indexOf("@",1)			
		if (atPos == -1) {
			return false
		}
		if (email.indexOf("@",atPos+1) != -1) {
			return false
		}
		periodPos = email.indexOf(".",atPos)
		if (periodPos == -1) {					
			return false
		}
		if (periodPos+3 > email.length)	{		
			return false
		}
		return true
	}
	
function Trim(str)
{
	return str.replace(" ","")
}