function PopPic(pic,w,h,windowName){
		window.open(pic,windowName,'scrollbars=yes,resizable=yes,width='+w+',height='+h+',top=50,left=50');
}


/*From the WDP-1 class site. Written by Paul Wang*/
function loadImage(url)
{   if (document.images)        // if browser supports images
    {  img = new Image();       // obtains a new image object
       img.src = url;           // loads the image
       return img;
    }
}