function opform_val_email(obj) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = obj.value;
   if(reg.test(address) == false) {
      return false;
   }
   else
   {
   	return true;
   }
}


function opform_val()
{
	obj=document.opform_form;
	ch=0
	
	
	if(obj.opform_details.value=="")
	{
		alert("Please enter the detail");
		obj.opform_details.focus();
		return false;
	}
	if(obj.opform_name.value=="")
	{
		alert("Please enter the name");
		obj.opform_name.focus();
		return false;
	}

	if(obj.opform_phone.value=="")
	{
		alert("Please enter the contact number");
		obj.opform_phone.focus();
		return false;
	}

	if(obj.opform_email.value=="")
	{
		alert("Please enter the email address");
		obj.opform_email.focus();
		return false;
	}


	if(obj.opform_email.value!="")
	{
		if(opform_val_email(obj.opform_email)==false)
		{
			alert("Please enter valid email address");
			obj.opform_email.focus();
			return false;
		}
	}
		
}