function validation()
{
	
		var ErrorMsg="";
		
	var isError=false;
	if(document.contact.r_Email.value=="")
	{
			ErrorMsg+="Please Enter Your Email Address\n";
			isError=true;
	}
	else
	{
		var email=/^[0-9a-z]+(([\.\-_])[0-9a-z]+)*@[0-9a-z]+(([\.\-])[0-9a-z-]+)*\.[a-z]{2,4}$/i;
		var EmailAddress=document.contact.r_Email.value;
		if(email.test(EmailAddress)==false)
		{
				ErrorMsg+="Please Enter Your Valid Email Address\n";
				isError=true;
		}
			
	}
	/*if(document.contact.message.value=="")
	{
			ErrorMsg+="Please Enter Your Message\n";
			isError=true;
	}*/
	
	if(isError)
	{
		alert(ErrorMsg)	;
		return false;
	}
}