function openNewWin(url, name, w, h) {
	var newWin;
	var options = "toolbar=no,menubar=no,status=yes,scrollbars=yes,resizable=yes";
	newWin = window.open(url, name,"width=" + w + ",height=" + h + options);
	newWin.focus();
}


function openNewWinFix(url, name, w, h) {
	var newWin;
	var options = "toolbar=no,menubar=no,status=yes,scrollbars=no,resizable=yes";
	newWin = window.open(url, name,"width=" + w + ",height=" + h + options);
	newWin.focus();
}

var head = document.getElementsByTagName('head')[0];
var scripts = head.getElementsByTagName('script');
for(var s = 0,num = scripts.length; s < num; s++){
	if(scripts[s].src.indexOf('common.js')){
		var dirPath = scripts[s].src.split('js/common.js')[0];
	}
}

var util = {
	setEvent: function(obj,eventType,func){
		if(this.isIE) {
			obj.setAttribute(eventType,new Function(func));
		} else {
			obj.setAttribute(eventType,func);
		}
	},
	isIE: (document.documentElement.getAttribute("style") == document.documentElement.style)
}

var changeImage ={
	attach: function(){
		var preloadImg = new Object();
		var preNum = 0;
		var images = document.getElementsByTagName('img');
		for(var i = 0,num = images.length;i < num; i++){
			var img = images[i];
			var imgSrc = img.src;
			if(imgSrc.indexOf('_f.') > -1 && img.parentNode.href){
				var newImgSrc = imgSrc.split('_f.')[0] + '_h.' + imgSrc.split('_f.')[1];
				
				preloadImg[preNum] = new Image();
				preloadImg[preNum].src = newImgSrc;
				
				var funcOnImg = 'changeImage.action(this,\'' + newImgSrc + '\')\;return false\;';
				var funcOutImg = 'changeImage.action(this,\'' + imgSrc + '\')\;return false\;';
				
				util.setEvent(img.parentNode,'onmouseover',funcOnImg);
				util.setEvent(img.parentNode,'onmouseout',funcOutImg);
				preNum++;
			}
		}
	},
	action: function(eventAnchor,imgSrc){
		eventAnchor.getElementsByTagName('img')[0].src = imgSrc;
	}
}

window.onload = function(){
	changeImage.attach();
	
}