document.onclick = function(e){
var e=(e||event);
var o=e["target"]||e["srcElement"];
var s =o.tagName+"----"+o.getAttribute("class");
var obj= o.parentNode;
var i =20;

while (obj) {
if(obj.tagName == 'HTML')
{
break;
}
s =obj.tagName+"--class="+obj.getAttribute("class")+"\n"+s;
obj = obj.parentNode
}

alert(s);
}

var range=window.getSelection().getRangeAt(0);
var container = document.createElement('div');
container.appendChild(range.cloneContents());
if(container.innerText!='')
{
container.innerHTML;
}

document.onclick = function(e){
var e=(e||event);
var o=e["target"]||e["srcElement"];
var s= o.outerHTML;
show_confirm(o);
}
function show_confirm(o){
var r=confirm("确认是否删除该元素!\n\n"+o.outerHTML);
if (r==true)
{
o.remove(self);
}
}

var objs= document.getElementsByTagName('img');
var outs='';
for(var i = 0; i < objs.length; i++)
{
outs = outs +decodeURI(objs[i].src)+ "\n";
}
outs;

var objs= document.getElementsByTagName('img');
var outs='';
for(var i = 0; i < objs.length; i++)
{
var pd =parseInt(window.getComputedStyle(objs[i]).width)
//宽带超过340px时设置为100%，用于缩小过大的尺寸的图片
if(pd >340)
{
objs[i].style.width='100%';
objs[i].style.height='auto';
}
}