function chk(Warranty)
{	
/*if (trim(document.Warranty.DatePurchased.value)=='')
//if (document.weekly.Name.value=='')
{
//alert('Please pick a purchased date.');
document.write("Hello World!");
document.Warranty.DatePurchased.focus();
return false;
}

if (trim(document.weekly.Email.value)=="")
		{
			alert('Please enter an email address.');
			document.weekly.Email.focus();
			return false;
		}
		if (/^[a-z0-9_\+-]+(\.[a-z0-9_\+-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*\.([a-z]{2,4})$/.test(document.weekly.Email.value)==false)
		{
			alert('Please enter a valid email address.');
			document.weekly.Email.focus();			
			return false;	
		}


if (trim(document.weekly.mobile.value)!= "")
{
		var objRegExp  = /(^\d{3}$)/;
		if(objRegExp.test(document.weekly.mobile.value)==false)
		{
			alert('Please enter a valid mobile number.');
			document.weekly.mobile.focus();
			return false;
		}			
			if (trim(document.weekly.mobile2.value)== "")
			{
			alert('Please enter a valid mobile number.');
			document.weekly.mobile2.focus();
			return false;
			}
			
		if (trim(document.weekly.mobile2.value)!= "")	
		{
		var objRegExp  = /(^\d{3}$)/;
		if(objRegExp.test(document.weekly.mobile2.value)==false){
			alert('Please enter a valid mobile number.');
			document.weekly.mobile2.focus();
			return false;	
		}
			
		}
		
		if (trim(document.weekly.mobile3.value)== "")
			{
			alert('Please enter a valid mobile number.');
			document.weekly.mobile3.focus();
			return false;
			}
		if (trim(document.weekly.mobile3.value)!= "")
		{
			var objRegExp  = /(^\d{4}$)/;
		if(objRegExp.test(document.weekly.mobile3.value)==false){
			alert('Please enter a valid mobile number.');
			document.weekly.mobile3.focus();
			return false;	
		}
		}
}
			
			
			
		

		
		
		
		
		

		if(document.weekly.ZIP.value!='')
            {
	          var objRegExp  = /(^\d{5}$)|(^\d{5}-\d{4}$)/;
		var zip1= document.weekly.ZIP.value;
		if(objRegExp.test(document.weekly.ZIP.value)==false || zip1 == "00000")
		{
			alert('Please enter a valid ZIP Code.');
			document.weekly.ZIP.focus();
			return false;	
		} 
	                      
            }
			
		if(document.weekly.date.value!='')
		{
		
				var dt=document.weekly.date;
	if (isDate(dt.value)==false){
		dt.focus();
		return false;
	}
	}
	
	

*/
document.Warranty.Submit.disabled=true;
return true;
		

}