var container='';
var transback='';
var feature_block='';
var content_tableid='content_table';
var content_table ='';
var dim_x='';
var dim_y= '';

function ShowFlash(containerid){
	content_table = document.getElementById(content_tableid);
	container = document.getElementById(containerid);
	transback = document.getElementById('transparent_background');
	transback.title = 'click to close';
	transback.style.cursor = "pointer";
	transback.onclick = function(){ CloseFlash(containerid); };
	container.style.position = "absolute";
	
	dim_y = Math.max((document.documentElement.clientHeight/2) + document.documentElement.scrollTop,0);
	var is_chrome = navigator.userAgent.toLowerCase().indexOf('chrome') > -1;
	if(is_chrome) {
		dim_y = Math.max((document.documentElement.clientHeight/2) + document.body.scrollTop,0);
	}
	dim_x = parseInt(document.body.clientWidth);
	dim_x = Math.ceil(dim_x/2)-(content_table.parentNode).offsetLeft;
	
	
	if(container.className =="flashhidden"){
	
	transback.style.display = "block";
	container.className = "flashvisible";
	dim_x = dim_x - (parseInt(Math.ceil(container.offsetWidth)/2));
	dim_y = dim_y - parseInt(Math.ceil(container.offsetHeight/2));
	container.style.top = dim_y+'px';
	//container.style.left ='-79px';
	container.style.left =dim_x+'px';
	}
	else {
		container.className = "flashhidden";
		transback.style.display = "none";
	}
	

}

function CloseFlash(containerid){
	container = document.getElementById(containerid);
	transback = document.getElementById('transparent_background');
	if(container.className !="flashhidden"){
	
	container.className = "flashhidden";
	transback.style.display = "none";
	}
	else {
		container.className = "flashhidden";
		transback.style.display = "none";
	}
}