javascript StyleSheetÑùʽ²Ù×÷Àà
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/**//*--------------------------------------------
ÃèÊö : Ìí¼ÓеÄÑùʽrule
²ÎÊý : styleSheetsË÷Òý
´úÂë : var ss = new styleSheet(0);
--------------------------------------------*/
var styleSheet = function(n)
...{
var ss;
if (typeof n == "number") ss = document.styleSheets[n];
this.sheet = ss;
this.rules = ss.cssRules?ss.cssRules:ss.rules;
};
/**//*--------------------------------------------
ÃèÊö : ²éÕÒÑùʽrule£¬³É¹¦·µ»Øindex,·ñÔò·µ»Ø-1
²ÎÊý : nΪruleÃû³Æ
´úÂë : var ss = new styleSheet(0);
ss.indexOf("className")
--------------------------------------------*/
styleSheet.prototype.indexOf = function(selector)
...{
for(var i=0;i<this.rules.length;i++)
...{
if(this.rules[i].selectorText==selector)
...{
return i;
}
}
return -1;
};
/**//*--------------------------------------------
ÃèÊö : ɾ³ýÑùʽrule
²ÎÊý : nΪruleË÷Òý»òÕßÃû³Æ
´úÂë : var ss = new styleSheet(0);
ss.rem
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³£ÓÃ:javascript×Ö·û´®º¯Êý ÊÕ²Ø
concat
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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
indexOf
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var index1 = a.indexOf ......
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var Sys = {};
var ua = navigator.userAgent.toLowerCase();
&nbs ......
function keyDown(){
//ÆÁ±ÎÊó±êÓÒ¼ü¡¢Ctrl+n¡¢shift+F10¡¢F5ˢС¢Í˸ñ¼ü
//alert("ASCII´úÂëÊÇ£º"+event.keyCode);
if ((window.event.altKey)&&
((window.event.keyCode==37)|| //ÆÁ±Î Alt+ ·½Ïò¼ü ←
(w ......