// JavaScript Document
 
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function checkout(sIDValue) {
	 
	
if (document.getElementById(sIDValue).disabled == false)
{ 
document.getElementById(sIDValue).disabled = true ;
return;
} else {
	
document.getElementById(sIDValue).disabled = false;
}
	
}

function deldate_off() {
	
	
document.getElementById('deldate').disabled = true;

}

function deldate_on() {
	
	
document.getElementById('deldate').disabled = false;

}

function checkemail(email){ 
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
if (filter.test(email))
testresults=true
else{ 
testresults=false
}
return (testresults)
}



function validate(form) {
var mes = "";
 
	if (document.form1.name.value == "") {
	mes = mes+"A name is required\n";	
	}  
	if (document.form1.tel.value == "") {
	mes = mes+"A daytime telephone number is required\n";	
	}  
	if (document.form1.address.value == "") {
	mes = mes+"The first line of your address is required\n";	
	}  
	if (document.form1.pc.value == "") {
	mes = mes+"A postcode is required\n";	
	}  
	if (checkemail(document.form1.email.value) == "") {
	mes = mes+"A valid email address is required\n";	
	}  
	
	if (document.form1.email.value != document.form1.email2.value) {
	mes = mes+"Please enter the same email address in both boxes\n";	
	} 
	
	if (document.form1.ker.checked == false && document.form1.derv.checked == false && document.form1.gasoil.checked == false) {
	mes = mes+"Please state which fuel you require\n";	
	}
	
	if (document.form1.ker.checked == true  && document.form1.ker_litr.value == false) {
	mes = mes+"Please state how many litres of Kerosene you require.\n";	
	} 		
	
	if (document.form1.derv.checked == true  && document.form1.derv_litr.value == false) {
	mes = mes+"Please state how many litres of Derv you require.\n";	
	} 	
	
	if (document.form1.gasoil.checked == true  && document.form1.gasoil_litr.value == false) {
	mes = mes+"Please state how many litres of Gasoil you require.\n";	
	} 	
	 
	if (document.form1.del.value == "") {
	mes = mes+"Please specify a delivery date.\n";	
	} 
	
	if (mes) {
	 
		alert(mes+"\n\nPlease complete before continuing.");
		return false;
		
	}  else {
		return true;
	}
}