open動態(tài)修改img的onclick事件示例代碼_javascript技巧

代碼如下:
var imgsrc = document.getElementById("imgsrc").getElementsByTagName('img');
imgsrc[0].style.cursor="hand";
imgsrc[0].onclick = new Function( "openArticle('/RssCommServlet?catalogid=29')");
imgsrc[1].style.cursor="hand";
imgsrc[1].onclick = new Function( "openArticle('/RssCommServlet?catalogid=30')");
imgsrc[2].style.cursor="hand";
imgsrc[2].onclick = new Function( "openArticle('/RssCommServlet?catalogid=31')");

function openArticle(url)
{
if(url=='')
return;
var option = "";
window.open(url,'',option);
}
var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
function getRef(id)
{
if (isDOM) return document.getElementById(id);
if (isIE4) return document.all[id];
if (isNS4) return document.layers[id];
}
function openNotice(url,winOption)
{
if(url=='')
return;
window.open(url,'',winOption);
}
function openWin(url,left,top,width,height)
{
if(url=='')
return;
var winOption = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width="+width+",height="+height+",left="+left+",top="+top;
window.open(url,'',winOption);
return;
}
function openWin(url,left,top,width,height,resizable)
{
if(url=='')
return;
var winOption = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable="+resizable+",width="+width+",height="+height+",left="+left+",top="+top;
window.open(url,'',winOption);
return;
}
//-->

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