/*********************************************************************************** 
*
*	IDLegal Javascripts
*
*	@author		Rocco Janse <rocco@mediamonks.com>
*	@version	1.0
*	@date		19-10-2006
*
* 	COPYRIGHT: 2006 MediaMonks Interactive Marketing, All Rights Reserved.
*
************************************************************************************/

function centerDiv(argStrDiv)
{
	maxheight = document.getElementById('wrapper').offsetHeight;
	maxwidth = document.getElementById('wrapper').offsetWidth;
	divheight = document.getElementById(argStrDiv).offsetHeight;
	divwidth = document.getElementById(argStrDiv).offsetWidth;
	topmargin = (maxheight-divheight)/2;
	leftmargin = (maxwidth-divwidth)/2;
	document.getElementById(argStrDiv).style.marginTop = topmargin + 'px';
	document.getElementById(argStrDiv).style.marginLeft = leftmargin + 'px';
	document.getElementById(argStrDiv).style.visibility = 'visible'; 
}

function setFocus(argElementId)
{
	document.getElementById(argElementId).focus();	
}

function logOut()
{
	ht = document.getElementsByTagName("html");
	ht[0].style.filter = "progid:DXImageTransform.Microsoft.BasicImage(grayscale=1)";
	if (confirm('Weet u zeker dat u wilt uitloggen?'))
	{
		return true;
	}
	else
	{
		ht[0].style.filter = "";
		return false;
	}
}

function printPage() 
{
	window.print();  
}