
<!--
	window.onload=function(){
	    if (document.getElementById("frm_tractor")) {
		document.getElementById("frm_tractor").style.display = "none";
		}
		if (document.getElementById("frm_motorcycle")) {
		document.getElementById("frm_motorcycle").style.display = "none";
		}
		if (document.getElementById("frm_main_link")) {
		document.getElementById("frm_main_link").className = "on";
	    }
	}
	function show_vintage(div) {
		hideall_vintage();
		document.getElementById("frm_loading").style.display = "block";
		setTimeout("show_vintage_block('"+div+"');",250);
	}
	function show_vintage_block(div){
		document.getElementById("frm_loading").style.display = "none";
		document.getElementById(div).style.display = "block";
		document.getElementById("excl_Submit").style.display = "block";
		document.getElementById(div+'_link').className = "on";
	}
	function hideall_vintage() {
		var arrdiv=new Array("frm_loading","frm_main","frm_tractor","frm_motorcycle");
		global_hide(arrdiv);
		document.getElementById("excl_Submit").style.display = "none";
	}
	function checkform ( form )	{
	    if (form.vatreg.checked == true) {
		    if (form.vatno.value == "") {
		        alert( "Please enter your VAT number." );
		        form.vatno.focus();
			    return false;
			}
		}
	    if(form.Terms.checked == false) {
		    alert("You must accept our terms and conditions to submit your entry.");
		    form.Terms.focus()
		    return false;
		}		
			if (form.catalgoue.value == "") {
			alert( "Please select a catalogue." );
			form.catalgoue.focus();
			return false ;
		}	
	
		if (form.name.value == "") {
			alert( "Please enter your name." );
			form.name.focus();
			return false ;
		}
		if (form.tel.value == "") {
			alert( "Please enter your telephone number." );
			form.tel.focus();
			return false ;
		}
		var emailRegxp = /^[\w-\.]{1,}\@([\da-zA-Z-]{1,}\.){1,}[\da-zA-Z-]{2,3}$/;
		if (emailRegxp.test(form.email.value) != true) {
			alert( "Please enter a valid email address." );
			form.email.focus();
			return false ;
		}
		if (form.address.value == "") {
			alert( "Please enter your address." );
			form.address.focus();
			return false ;
		}
		if (form.town.value == "") {
			alert( "Please enter your town." );
			form.town.focus();
			return false ;
		}
		if (form.postcode.value == "") {
			alert( "Please enter your postcode." );
			form.postcode.focus();
			return false ;
		}
		return true ;
	}
//-->