function autoTab(e, element, nextElement) 
{
    var key = (!e) ? window.event : e.which;
    
    if( key != 9 && key != 16 )
    {
        if (element.value && element.value.length == element.maxLength && nextElement != null) {
            element.form.elements[nextElement].focus();
            element.form.elements[nextElement].select();
        }
    }
}
  function validateEmail(form1){      
       var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
       return emailPattern.test(form1); 
   }
   function chkform(form1)
   {
	    if(document.form1.fname.value=="" || document.form1.fname.value=="First Name:")
		{
		alert("Please enter your First Name");
		document.form1.fname.focus();
		return false;
		}
		 if(document.form1.lname.value=="" || document.form1.lname.value=="Last name:")
		{
		alert("Please enter your Last Name");
		document.form1.lname.focus();
		return false;
		}
		
		 if(document.form1.saddress.value=="" || document.form1.saddress.value=="Street Address:")
		{
		alert("Please enter your Street Address");
		document.form1.saddress.focus();
		return false;
		}
		
		 if(document.form1.city.value=="" || document.form1.city.value=="City:")
		{
		alert("Please enter your City");
		document.form1.city.focus();
		return false;
		}
		 if(document.form1.state.selectedIndex == 0)
		{
		alert("Please enter your State");
		document.form1.state.focus();
		return false;
		}
		
		if(document.form1.phone1.value=="")
		{
		alert("Please enter your valid phone Number");
		document.form1.phone1.focus();
		return false;
		} 
		
		if(document.form1.phone2.value=="")
		{
		alert("Please enter your valid phone Number");
		document.form1.phone2.focus();
		return false;
		} 
		if(document.form1.phone3.value=="")
		{
		alert("Please enter your valid phone Number");
		document.form1.phone3.focus();
		return false;
		} 
		
		if(document.form1.phone4.value=="")
		{
		alert("Please enter your valid Mobile Number");
		document.form1.phone4.focus();
		return false;
		} 
		if(document.form1.phone5.value=="")
		{
		alert("Please enter your valid Mobile Number");
		document.form1.phone5.focus();
		return false;
		} 
		if(document.form1.phone6.value=="")
		{
		alert("Please enter your valid Mobile Number");
		document.form1.phone6.focus();
		return false;
		} 
	 if(document.form1.email.value=="" || document.form1.email.value=="Email Address:")
		{
		alert("Please enter email address");
		document.form1.email.focus();
		return false;
		}
		
		if(!validateEmail(document.form1.email.value))
		{
		alert("Please enter correct email address");
		document.form1.email.focus();
		return false;
		}
		 if(document.form1.vehicle.selectedIndex == 0)
		{
		alert("Please enter your vehicle");
		document.form1.vehicle.focus();
		return false;
		}
		
		
		 if(document.form1.year.value=="" || document.form1.year.value=="Year:")
		{
		alert("Please entre year");
		document.form1.year.focus();
		return false;
		}
		 if(document.form1.make.value=="" || document.form1.make.value=="Make:")
		{
		alert("Please entre Make");
		document.form1.make.focus();
		return false;
		}
		 if(document.form1.model.value=="" || document.form1.model.value=="Model:")
		{
		alert("Please entre Model ");
		document.form1.model .focus();
		return false;
		}
		 if(document.form1.vin.value=="" || document.form1.vin.value=="VIN:")
		{
		alert("Please entre VIN ");
		document.form1.vin .focus();
		return false;
		}
		 if(document.form1.where.value=="" || document.form1.where.value=="Where Is The Car Parked?")
		{
		alert("Where Is The Car Parked?");
		document.form1.where.focus();
		return false;
		}
		/*if(document.form1.phone1.value=="")
		{
		alert("Please enter your Extention code");
		document.form1.phone1.focus();
		return false;
		} 
		
		if(document.form1.phone2.value=="")
		{
		alert("Please enter your code");
		document.form1.phone2.focus();
		return false;
		} 
		if(document.form1.phone3.value=="")
		{
		alert("Please enter your phone number");
		document.form1.phone3.focus();
		return false;
		} 
		 if(document.form1.city.value=="")
		{
		alert("Please enter your City");
		document.form1.city.focus();
		return false;
		}
		
		
		if(document.form1.zip.value=="")
		{
		alert("Please enter your Zip");
		document.form1.zip.focus();
		return false;
		} else if(isNaN(document.form1.zip.value))
		{
		alert("Please enter Number only");
		document.form1.zip.focus();
		return false;
		}
		*/
		

		 if(document.form1.comment.value=="")
		{
		alert("Please enter your comment");
		document.form1.comment.focus();
		return false;
		}
    return true;
   }