function changeImage(obj) {
	var imgUrl = obj.src.toLowerCase();
	if ( imgUrl.indexOf("_over") > 0 ) {
		obj.src = imgUrl.replace("_over","_out");
	} else {
		obj.src = imgUrl.replace("_out","_over");
	}
}

function iFrameReHight(iframeName) {

	var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
	var FFextraHeight=getFFVersion>=0.1? 16 : 0 
	var objFrame = null;
	
	if (document.getElementById){
		objFrame = document.getElementById(iframeName);
	} else{
		eval('objFrame = ' + iframeName + ';');
	}

	if (objFrame && !window.opera) {

		objFrame.style.display="block"
    
		if (objFrame.contentDocument && objFrame.contentDocument.body.offsetHeight){
			objFrame.height = objFrame.contentDocument.body.offsetHeight+FFextraHeight; 
		} else if (objFrame.Document && objFrame.Document.body.scrollHeight){
			objFrame.height = objFrame.Document.body.scrollHeight;
		}
	}
}