从css样式表中抽取元素尺寸_html/css_WEB-ITnose

jS从样式表取值的函数，IE中以currentStyle,firefox中defaultView来获取

DOM.style只能读到写在html中的样式值

获取样式值的函数

function returnStyle(obj,styleName){var myObj = typeof obj =="string" ? document.getElementById(obj) : obj;if(document.all){return eval("myObj.currentStyle."+ styleName);} else {returneval("document.defaultView.getComputedStyle(myObj,null)." +styleName);}}