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{
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logoFont = "Arial"; <!--ÎÄ×ÖµÄ×ÖÌå-->
logoColor = "blue"; <!--ÎÄ×ÖµÄÑÕÉ«-->
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Sz = new Array() <!--ÉùÃ÷Ò»¸öÊý×é-->
logoWidth = 100; <!--¶¨Òå¿í¶È-->
logoHeight = -30; <!--¶¨Òå¸ß¶È-->
ypos = 0;
xpos = 0;
step = 0.03;  
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var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
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{
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}
function SetCookie(name, v ......