function swapImage(xid,overImgSrc){
	var imgObj = document.getElementById(xid);
	/*var oldSrc = imgObj.alt;*/
	imgObj.src = overImgSrc;
}
function restoreImage(xid){
	var imgObj = document.getElementById(xid);
	if(imgObj.title != 'selected'){
		imgObj.src = imgObj.alt;
	}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 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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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];}
}