//************************************************************************************
// Copyright (C) 2006, Massimo Beatini
//
// This software is provided "as-is", without any express or implied warranty. In 
// no event will the authors be held liable for any damages arising from the use 
// of this software.
//
// Permission is granted to anyone to use this software for any purpose, including 
// commercial applications, and to alter it and redistribute it freely, subject to 
// the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not claim 
//    that you wrote the original software. If you use this software in a product, 
//    an acknowledgment in the product documentation would be appreciated but is 
//    not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be 
//    misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
//************************************************************************************

//
// global variables
//
var isMozilla;
var objDiv = null;
var originalDivHTML = "";
var DivID = "";
var over = false;

//
// dinamically add a div to 
// dim all the page
//
function buildDimmerDiv()
{    
    document.write('<div id="dimmer" class="dimmer"></div>');

}


//
//
//
function displayFloatingDiv2(divId, title, width, height, left, top) 
{   
    var viewportheight=getPageSizeWithScroll();
	document.getElementById('dimmer').className='dim'
	document.getElementById('dimmer').style.height=viewportheight+'px';
	document.getElementById('dimmer').style.width=100+'%';

	document.getElementById('dimmer').style.position='absolute'
    document.getElementById('box2').style.left=left+'px';
	document.getElementById('box2').style.top=top+'px';
	document.getElementById('dimmer').style.fontFamily='verdana'
	document.getElementById('dimmer').style.fontWeight='bold'
	
	DivID = divId;
	document.getElementById('dimmer').style.visibility = "visible";

   
	
	var addHeader;
	
	if (originalDivHTML == "")
	    originalDivHTML = document.getElementById(divId).innerHTML;
	
	
	
	document.getElementById(divId).className = 'dimming';
	document.getElementById(divId).style.visibility = "visible";


}


//
//
//
function hiddenFloatingDiv(divId) 
{
	document.getElementById(divId).innerHTML = originalDivHTML;
	document.getElementById(divId).style.visibility='hidden';
	document.getElementById('dimmer').style.visibility = 'hidden';
	
	DivID = "";
}

//
//
//
function MouseDown(e) 
{
    if (over)
    {
        if (isMozilla) {
            objDiv = document.getElementById(DivID);
            X = e.layerX;
            Y = e.layerY;
            return false;
        }
        else {
            objDiv = document.getElementById(DivID);
            objDiv = objDiv.style;
            X = event.offsetX;
            Y = event.offsetY;
        }
    }
}


//
//
//
function MouseMove(e) 
{
    if (objDiv) {
        if (isMozilla) {
            objDiv.style.top = (e.pageY-Y) + 'px';
            objDiv.style.left = (e.pageX-X) + 'px';
            return false;
        }
        else 
        {
            objDiv.pixelLeft = event.clientX-X + document.body.scrollLeft;
            objDiv.pixelTop = event.clientY-Y + document.body.scrollTop;
            return false;
        }
    }
}

//
//
//
function MouseUp() 
{
    objDiv = null;
}


//
//
//
function getPageSizeWithScroll(){
	
	if (window.innerHeight && window.scrollMaxY) {// Firefox
		yWithScroll = window.innerHeight + window.scrollMaxY;
		xWithScroll = window.innerWidth + window.scrollMaxX;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		yWithScroll = document.body.scrollHeight;
		xWithScroll = document.body.scrollWidth;
	} else { // works in Explorer 6 Strict, Mozilla (not FF) and Safari
		yWithScroll = document.body.offsetHeight;
		xWithScroll = document.body.offsetWidth;
  	}
	
	arrayPageSizeWithScroll = new Array(xWithScroll,yWithScroll);
	( 'The height is ' + yWithScroll + ' and the width is ' + xWithScroll );
	return yWithScroll;
	
}
function init()
{
buildDimmerDiv()
}
init()