js代码片段

//解析xml
var sc = "<window left=‘0‘ top=‘0‘ right=‘500‘ bottom=‘300‘ ><item playinfotype=‘html‘ type=‘localfile‘ filename=‘ct_1399954818700.txt‘ entryeffect=‘no_effect‘ entryspeed=‘NORMAL‘ staytime=‘5‘ backgroundcolor=‘#000000‘ /></window>";
    	var xmlDoc = $.parseXML(sc);
        var result="";
        $(xmlDoc).find("window").each(function(i)
        {
            var wleft = $(this).attr("left");
            var wtop = $(this).attr("top");
            var wright = $(this).attr("right");
            var wbottom = $(this).attr("bottom");
            var color = $(this).children("item").attr("backgroundcolor");
            alert(color);
            // wleft:左边距 wtop:上边距:wright:宽 bottom:高 
            reduction(wleft,wtop,wright,wbottom)
        });