function swapImage(xid,overImgSrc){
	var imgObj = document.getElementById(xid);
	/*var oldSrc = imgObj.alt;*/
	imgObj.src = overImgSrc;
}
function restoreImage(xid,src){
	var imgObj = document.getElementById(xid);
//	if(imgObj.title != 'selected'){
//		imgObj.src = imgObj.alt;
		imgObj.src = src;
//	}else{
	
//	}
}
function loadImage(aid,anwImgSrc,qid,overImgSrc){
	var imgObj = document.getElementById(aid);
	imgObj.src = anwImgSrc;
	// remove old selected src
	var arrImg = document.images;
	var len = arrImg.length;
	var idx = '';
	for(i=0; i <len; i++){
		idx = arrImg[i].id;		
		if((idx.indexOf('q')==0) && (arrImg[i].title == 'selected')){
			arrImg[i].src = arrImg[i].alt;
			arrImg[i].title = 'none';
			break;
		}
	}
	var qImgObj = document.getElementById(qid);
	qImgObj.src = overImgSrc;
//	qImgObj.title = 'selected';
}

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 changeImage(pid,src,w,h){
	var img = document.getElementById(pid);
	img.src = src;
	img.width = w;
	img.height = h;		
}