function chkNumeric(strString)
{
     var reg = /[0-9]/;
	 if (reg.test(strString) == true)
	 {
	 return true;
	 }
	 else
	 {
	 return false;
}
}
function validatereg()
{
var frm = document.form1;
if(frm.modelno.value == '')
	{
		alert('Please enter your Model Number');
	frm.modelno.focus();
		return false;
	}	
	
if(frm.fault.value == '')
	{
		alert('Please Enter your Fault');
	frm.fault.focus();
		return false;
	}
	
if(frm.name.value == '')
	{
		alert('Please enter your Name');
	frm.name.focus();
		return false;
	}
	
if(frm.phone1.value == '')
	{
		alert('Please enter your Phone Number');
		frm.phone1.focus();
		return false;
	}	
if (chkNumeric(frm.phone1.value) == false)
	{
     	alert('Please enter your valid Telephone Number');
		frm.phone1.focus();
		 return false;
	}	

if(frm.phone2.value == '')
	{
		alert('Please enter your Phone Number');
		frm.phone2.focus();
		return false;
	}	
if (chkNumeric(frm.phone2.value) == false)
	{
     	alert('Please enter your valid Telephone Number');
		frm.phone2.focus();
		 return false;
	}
	
if(frm.txtemail.value == '')
	{
		alert('Please enter your Email Address');
frm.txtemail.focus();
		return false;
	}	
	 var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
var address = document.form1.txtemail.value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      return false;
  }
  
if(frm.address.value == '')
	{
		alert('Please enter your Address');
		frm.address.focus();
          return false;
	}

if(frm.info.value == '')
	{
		alert('Please enter your Further Information');
		frm.info.focus();
          return false;
	}

if(frm.vcode.value == '')

	{

		alert('Please enter Validation Code');

		frm.vcode.focus();

		return false;

}	

return true;



}