imgpath = "GB/images/banner780-100.jpg";
imgurl = "http://www.sctzlcw.com/lc/wylc/sctz/";

document.writeln("<a href="+imgurl+" target=_blank><img src=\"\/images\/1X1.jpg\" width=\"780\" height=\"100\" border=\"0\" id=\"a02a1\" name=\"a02a1\" \/><\/a>");

var a02a1pre = new Image();
a02a1pre.src = imgpath;
a02a1pre.onload=function(){
document.getElementById("a02a1").src = a02a1pre.src;
}  
/*swfpath = "GB/images/lccenter.swf";FLASHÁ´½ÓµØÖ·
document.writeln('<div id="flashadg02" align="center"><\/div>');
flashadd(swfpath,780,100,"flashadg02");      */