alerter popup dropdown

来源：互联网发布：centos7 nginx nodejs 编辑：程序博客网时间：2024/06/05 19:19

onfocus="window.dropdownFrame(this);"

function foo(px,py,pw,ph,baseElement,fid)
{
var win = document.getElementById(this.fid);
}

function dropdownFrame(el)
{
dropdown_menu_hack(el);
}
function dropdown_menu_hack(el)
{
if(el.runtimeStyle.behavior.toLowerCase()=="none"){return;}
el.runtimeStyle.behavior="none";

var ie5 = (document.namespaces==null);
el.ondblclick = function(e)
{
window.event.returnValue=false;
return false;
}

if(window.createPopup==null)
{

var fid = "dropdown_menu_hack_" + Date.parse(new Date());

window.createPopup = function()
{
if(window.createPopup.frameWindow==null)
{
el.insertAdjacentHTML("MyFrame","<iframe id='"+fid+"' name='"+fid+"' src='about:blank' frameborder='1' scrolling='no'></></iframe>");
var f = document.frames[fid];
f.document.open();
f.document.write("<html><body></body></html>");
f.document.close();
f.fid = fid;

var fwin = document.getElementById(fid);
fwin.style.cssText="position:absolute;top:0;left:0;display:none;z-index:99999;";

f.show = function(px,py,pw,ph,baseElement)
{
py = py + baseElement.getBoundingClientRect().top + Math.max( document.body.scrollTop, document.documentElement.scrollTop) ;
px = px + baseElement.getBoundingClientRect().left + Math.max( document.body.scrollLeft, document.documentElement.scrollLeft) ;
fwin.style.width = pw + "px";
fwin.style.height = ph + "px";
fwin.style.posLeft =px ;
fwin.style.posTop = py ;
fwin.style.display="block";
}

f_hide = function(e)
{
if(window.event && window.event.srcElement && window.event.srcElement.tagName && window.event.srcElement.tagName.toLowerCase()=="select"){return true;}
fwin.style.display="none";
}
f.hide = f_hide;
document.attachEvent("onclick",f_hide);
document.attachEvent("onkeydown",f_hide);

}
return f;
}
}