function validate() {
	
	
		if(document.emailForm.contact_name.value==""){
			alert("Please enter Contact Name");
			document.emailForm.contact_name.focus();
			return false;
		}
		if(document.emailForm.company.value==""){
			alert("Please enter Company");
			document.emailForm.company.focus();
			return false;
		}
		if(document.emailForm.postcode.value==""){
			alert("Please enter post code");
			document.emailForm.postcode.focus();
			return false;
		}
		if(document.emailForm.email.value==""){
			alert("Please enter Email");
			document.emailForm.email.focus();
			return false;
		}
		if(document.emailForm.email.value!=""){
             var email = document.emailForm.email.value;
             if(!email.match(/^[A-Za-z0-9\._\-+]+@[A-Za-z0-9_\-+]+(\.[A-Za-z0-9_\-+]+)+$/)){
              alert("Incorrect Email Address..");
              document.emailForm.email.focus();
              return false;
           }
		}
		
		if(document.emailForm.start_date.value==""){
			alert("Please enter Start Date");
			document.emailForm.start_date.focus();
			return false;
		}
		
		
		if(document.emailForm.end_date.value==""){
			alert("Please enter End Date");
			document.emailForm.end_date.focus();
			return false;
		}
		
		
		if(document.emailForm.phone.value==""){
			alert("Please enter Telephone Number");
			document.emailForm.phone.focus();
			return false;
		}
		if(document.emailForm.eve_location.value==""){
			alert("Please enter event location");
			document.emailForm.eve_location.focus();
			return false;
		}
		if(document.emailForm.num_dele.value==""){
			alert("Please enter number of delegate");
			document.emailForm.num_dele.focus();
			return false;
		}
		if(document.emailForm.req_date.value==""){
			alert("Please choose  date");
			document.emailForm.req_date.focus();
			return false;
		}
		if(document.emailForm.eve_info.value==""){
			alert("Please enter event information");
			document.emailForm.eve_info.focus();
			return false;
		}
		if(document.emailForm.venue_grade.value==""){
			alert("Please enter venue grade");
			document.emailForm.venue_grade.focus();
			return false;
		}
		
			
		
	}