/* function to load external site into a new browser without upsetting W3C Validator */

function externalLinks() { 
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "external") 
     anchor.target = "_blank"; 
 } 
} 

window.onload = externalLinks;

// preload images
var toggle = true;
function setToggleValue(x) {
	toggle = x;
}
function changeImage(image) {
setToggleValue(false);
	document.getElementById('mainImage').innerHTML = '<img src="/assets/large/'+image+'" alt="<?=$legend; ?>" />';
}
function replaceImage(mainimage) {
 if (toggle==true) {
  	document.getElementById('mainImage').innerHTML = '<img src="/assets/'+mainimage+'" alt="Mobility Plus" />';
 }
}
function hoverImage(image) {
setToggleValue(true);
	document.getElementById('mainImage').innerHTML = '<img src="/assets/large/'+image+'" alt="<?=$legend; ?>" />';
}