/* ************************************************************
 * vibolfilms_global.js
 * ************************************************************
 */

/* *****************************************
 * Function:    InitRollover
 * Description: Init rollover images
 * Arguments:   None
 * Return:      None
 * ***************************************** */
function InitRollover() {
   /* Verify browser supports images */
   if(!document.getElementById) return;
   
	var imgOriginSrc;
	var imgTemp       = new Array();
	var imgArray      = document.getElementsByTagName('img');
	
	/* For each image in document, if hsrc element exists, it will be the rollover image */
   for(var i = 0; i < imgArray.length; i++) {
      /* src is normal image */
      imgTemp[i] = new Image();
      imgTemp[i].src = imgArray[i].getAttribute('src');
      
      /* hsrc attribute is rollover image */
      if(imgArray[i].getAttribute('hsrc')) {
         imgTemp[i] = new Image();
         imgTemp[i].src = imgArray[i].getAttribute('hsrc');
         
         /* rollover function */
         imgArray[i].onmouseover = function() {
            imgOriginSrc = this.getAttribute('src');
            this.setAttribute('src',this.getAttribute('hsrc'));
         }
         
         /* rollout function */
         imgArray[i].onmouseout = function() {
            this.setAttribute('src',imgOriginSrc);
         }
      }
   }
}