获得元素上的所有属性

function printStyles(elem) {

var isIe  = navigator.userAgent.indexOf(‘MSIE‘) >= 0 ? true : false;

var allStyle;

if(isIe) {

allStyle = elem.currentStyle;

}else {

allStyle = document.defaultView.getComputedStyle(elem,null);

}

var tmp = ‘‘;

for(var i in allStyle) {

if(typeof allStyle[i] != ‘string‘) continue;

tmp += i+":"+allStyle[i] + "\n" ;

}

alert(tmp);

}

printStyles(document.getElementById(‘test‘));