function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function checkContact(){
	email = document.form.email_addr.value
	address= document.form.address.value

	if (document.form.contactus.value == ""){
		alert("Please select a contact.");
		return;
	}
	if (document.form.user_name.value == ""){
		alert("Please enter your name. ");
		return;
	}
	if (email != "") {
			if (email.indexOf("@") <3) {
				alert("Please enter your email address correctly.");
				return;
			}
			if (email.indexOf(".")<5){
			alert("Please enter your email address correctly.");
			return;
			}

		}
	if (email == "" && address == ""){
		alert("Please enter your email or address. ");
		return;
	}
	if (document.form.tel_no.value == ""){
		alert("Please enter your telephone number. ");
		return;
	}
	if (document.form.content.value == ""){
		alert("Please enter your message.");
		return;
	}else{
	document.form.submit();
	}
}

function openWin(theURL,winName,features) { 
  winopen = window.open(theURL,winName,features);
  winopen.window.focus();
}

// images path - left menu
/*var images_path = "<? echo $images_path ?>";
function menuClick(menu){
     var foo=document.all[menu.sourceIndex+2].style;
     if (foo.visibility=='hidden') {
         foo.display='inline';
         foo.visibility='visible';
         document.all[menu.sourceIndex+1].src= images_path +'left_close1.gif'
     } else {
         foo.display='none';
         foo.visibility='hidden';
         document.all[menu.sourceIndex+1].src= images_path + 'left_close2.gif'
     }
 }
 function menuHighlight(menu){
     //menu.style.color='yellow';
 }
 function menuUnHighlight(menu){
     //menu.style.color='#000000';
 }
 // end images path - left menu
 */