function getWinSize() {

	var responses = new Array();

	if( typeof( window.innerWidth ) == 'number' ) {
		//Non-IE
		responses["winWidth"] 	= window.innerWidth;
		responses["winHeight"] 	= window.innerHeight;
	} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
		//IE 6+ in 'standards compliant mode'
		responses["winWidth"]	= document.documentElement.clientWidth;
		responses["winHeight"] 	= document.documentElement.clientHeight;
	} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
		//IE 4 compatible
		responses["winWidth"] 	= document.body.clientWidth;
		responses["winHeight"] 	= document.body.clientHeight;
	}
	
	if( typeof( window.pageYOffset ) == 'number' ) {
		//Netscape compliant
		responses["pageYOffset"] = window.pageYOffset;
		responses["pageXOffset"] = window.pageXOffset;
	} else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
		//DOM compliant
		responses["pageYOffset"] = document.body.scrollTop;
		responses["pageXOffset"] = document.body.scrollLeft;
	} else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
		//IE6 standards compliant mode
		responses["pageYOffset"] = document.documentElement.scrollTop;
		responses["pageXOffset"] = document.documentElement.scrollLeft;
	}
	
	return responses;

}

function openPopUp(popupname,width,height) {
	
	var sizes = getWinSize();
	
	var winWidth = sizes["winWidth"];
	var winHeight = sizes["winHeight"];
	
	var popup = document.getElementById("popup");
	
	var content = document.getElementById(popupname).innerHTML;
	
	document.getElementById('popupcontent').innerHTML = content;
				
	if(width) {
		popup.style.width = String(width) + "px";
		popup.style.left = String(winWidth/2 - width/2) + "px";
	}
	
	if(height) {
		popup.style.height = String(height) + "px";
		popup.style.top = String(winHeight/2 - height/2) + "px";
	} else {
		popup.style.top = 100 + "px";
	}
	
	var black = document.getElementById("black");
	
	black.style.width = winWidth + "px";
	black.style.height = winHeight + "px";
	black.style.display='table-cell';
	
	popup.style.display="table-cell";
	
	
}

function closePopUp() {
	
	document.getElementById('black').style.display='none';
	document.getElementById("popup").style.display="none";
	
}

function showClose() {

	document.getElementById('closepopup').style.display="block";

}

function hideClose() {
	
	document.getElementById('closepopup').style.display="none";

}