/**********************************************/
/* EventHandling                                  */
/**********************************************/
var slideId = -1;
var isAminating = false;
var useSlide = true;
var supportedBrowser = isSupported();


function isSupported()
{
    if (typeof document.documentElement.style.maxHeight != "undefined") 
    {
        return true;
    }
    return false;
}

/*
function slideIn()
{
    var layer = document.getElementById('theImg');
    if(layer.height < 418 )
    { 
        layer.height  += 10;
    }
    if(layer.width < 559)
    {
        layer.width += 100;
    } // 418 X 559
    if( (layer.height >= 418 ) && (layer.width >= 559) )
    {
       clearInterval(slideId);
       isAnimating = false;
    }
}
*/

function slideIn()
{
    var layer = document.getElementById('theImg');
    if(layer.height < 335 )
    { 
	layer.height = 335;
        //layer.height  += 10;
    }
    if(layer.width < 447)
    {
        layer.width = 447;
        //layer.width += 100;
    } // 418 X 559
    if( (layer.height >= 335 ) && (layer.width >= 447) )
    {
       clearInterval(slideId);
       isAnimating = false;
    }
}


function OnImgMouseOver( ev , caller)
{
    if(!supportedBrowser)
    {
        return;
    }

    if(!isAminating)
    {
 	var elm = caller;
	isAminating = true;
        var parts = new Array();
        var layer = document.getElementById('PopUpLayer');
	if( layer  == null )
        {
	    WriteLayers();
	    layer = document.getElementById('PopUpLayer');
        }
        parts = elm.getAttribute('src').split('/');
        layer.innerHTML = '<div style="position: relative;margin:0;padding:0;left: 5px; top: 5px;background-color: black;"> <div style="background-color: silver;"> <div style="border: 1px solid black;position: relative;left: -5px;top: -5px;"><img id="theImg" height="0" width="0" src=' + elm.getAttribute('src').replace('92/69',"559/418")  + ' ></div></div> </div>';
// layer.innerHTML = ' <img id="theImg" src=' + elm.getAttribute('src').replace('92/69',"559/418")  + ' >';
        layer.style.top    =  NewfindPosY( elm ) + 'px';
        layer.style.left   =   NewfindPosX( elm ) + elm.width + 10 + 'px'; 
        layer.style.visibility = 'visible';
        slideId = setInterval(slideIn,1);
    }
}

function OnLogoMouseOver( ev , caller, text)
{
    if(!supportedBrowser)
    {
        return;
    }

    if(!isAminating)
    {
 	var elm = caller;
	isAminating = true;
        var parts = new Array();
        var layer = document.getElementById('PopUpLayer');
	if( layer  == null )
        {
	    WriteLayers();
	    layer = document.getElementById('PopUpLayer');
        }
        parts = elm.getAttribute('src').split('/');
        layer.innerHTML = '<div style="border: 1px solid black;background-color: black;position: relative;left: -5px;top: -5px; opacity:0.7;filter:alpha(opacity=70); zoom: 1"><div id="theText" style="width:200px; color:white; margin:5px">' + text + '</div></div>';

 	  layer.style.top    =  NewfindPosY( elm ) + 'px';
        layer.style.left   =   NewfindPosX( elm ) + elm.width + 10 + 'px'; 
        layer.style.visibility = 'visible';
        slideId = setInterval(slideIn,1);
    }
}


function OnImgMouseOut(ev)
{   
    if(!supportedBrowser)
    {
        return;
    }
    var layer = document.getElementById('PopUpLayer');
    layer.style.visibility = 'hidden';
    clearInterval(slideId);
    isAminating = false;
}


/**********************************************/
/* positioning of popuplayer                  */
/**********************************************/

function NewfindPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function NewfindPosY(obj)
{
	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	return curtop;
}

function WriteLayers()
{
  var body = document.getElementsByTagName('body')[0];
  var layer = document.createElement('div');
  layer.id = 'PopUpLayer';
  layer.name = 'PopUpLayer';
  layer.style.visibility = 'hidden';
  layer.style.position = 'absolute';
  body.appendChild(layer);
}