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JS page Pop-up small window, the page background gradually become translucent

Source: Internet
Author: User
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<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">


<html xmlns= "http://www.w3.org/1999/xhtml" >


<head>


<meta http-equiv= "Content-type content=" HTML; Charset=utf-8 "/>


<title> Untitled Document </title>


<head>


<title> Web page Pop-up small window, the page background gradually become translucent </title>


<style>


html,body{font-size:12px;margin:0px;height:100%}


. Meswindow{border: #666 1px solid;background: #fff;}


. Meswindowtop{border-bottom: #eee 1px solid;margin-left:4px;padding:3px;font-weight:bold;text-align:left; font-size:12px;


. meswindowcontent{margin:4px;font-size:12px}


Meswindow close{height:15px;width:28px;border:none;cursor:pointer;text-decoration:underline;background:# FFF}


</style>


<script>


var isie= (document.all)? True:false;


//Set the visible state of the Select


function Setselectstate (state)


{


var objl=document.getelementsbytagname (' select ');


for (var i=0;i<objl.length;i++)


{


objl[i].style.visibility=state;


}


}


function mouseposition (EV)


{


if (Ev.pagex | | ev.pagey)


{


return {x:ev.pagex, y:ev.pagey};


}


return {


X:ev.clientx + document.body.scrollleft-document.body.clientleft,y:ev.clienty + document.body.scrollTop- Document.body.clientTop


};


}


//Pop-up method


function ShowMessageBox (wtitle,content,pos,wwidth)


{


CloseWindow ();


var bwidth=parseint (document.documentElement.scrollWidth);


var bheight=parseint (document.documentElement.scrollHeight);


if (Isie) {


setselectstate (' hidden ');}


var back=document.createelement ("div");


back.id= "Back";


var stylestr= "Top:0px;left:0px;position:absolute;background: #666; width:" +bwidth+ "Px;height:" +bHeight+ "PX;";


stylestr+= (Isie)? Filter:alpha (opacity=0); ":" opacity:0; ";


Back.style.csstext=stylestr;


Document.body.appendChild (back);


Showbackground (back,50);


var mesw=document.createelement ("div");


mesw.id= "Meswindow";


mesw.classname= "Meswindow";


Mesw.innerhtml= "<div class= ' meswindowtop ' ><table width= ' 100% ' height= ' 100% ' ><tr><td> ' + Wtitle+ "</td><td style= ' width:1px; ><input type= ' button ' onclick= ' CloseWindow (); ' title= ' Closes the window ' class= ' close ' value= ' closes '/></td></tr ></table></div><div class= ' meswindowcontent ' id= ' meswindowcontent ' > ' +content+ ' </div> <div class= ' meswindowbottom ' ></div> ';


stylestr= "Left:" + ((pos.x-wwidth) >0)? pos.x-wwidth):p os.x) + "Px;top:50px;position:absolute;width:" +wwidth+ "PX;";


Mesw.style.csstext=stylestr;


Document.body.appendChild (MESW);


}


//Let the background darken


function Showbackground (obj,endint)


{


if (Isie)


{


obj.filters.alpha.opacity+=1;


if (obj.filters.alpha.opacity<endint)


{


settimeout (function () {showbackground (obj,endint)},5);


}


}else{


var al=parsefloat (obj.style.opacity); al+=0.01;


Obj.style.opacity=al;


if (al< (endint/100))


{settimeout (function () {showbackground (obj,endint)},5);


}


}


//Close window


function CloseWindow ()


{


if (document.getElementById (' Back ')!=null)


{


document.getElementById (' Back '). Parentnode.removechild (document.getElementById (' Back '));


}


if (document.getElementById (' Meswindow ')!=null)


{


document.getElementById (' Meswindow '). Parentnode.removechild (document.getElementById (' MesWindow '));


}


if (Isie) {


setselectstate (");


}


//Test popup


function Testmessagebox (EV)


{


var objpos = mouseposition (EV);


messcontent= "<div style= ' padding:20px 0 20px 0;text-align:center ' > Message body </div>";


showmessagebox (' Please select the following area ', messcontent,objpos,350);


}


</script>


</head>


<body>


<div style= "Text-align:left" ><a href= "#none" onclick= "Testmessagebox" (event); > Pop-up windows </a></div>


</body>


</html>

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