function initPage()
{
	var blocks = document.getElementsByTagName("div");
	for (var i=0; i<blocks.length; i++)
	{
		if (blocks[i].className.indexOf("roll") != -1)
		{
			if ( blocks[i].className.indexOf("close") == -1 ) blocks[i].className += " close";
			var links = blocks[i].getElementsByTagName("a");
		
			for (var k=0; k<links.length; k++) {
					
				if (links[k].className == "button") {
						
					links[k].onclick = function()
					{
						if ( this.parentNode.className.indexOf("close") != -1 ) 
						{
							this.parentNode.className = this.parentNode.className.replace("close", "open");
						}
						else
						{
							this.parentNode.className += " close";
						}
						return false;
					}
				}
			}
		}
	}
}
if (window.addEventListener){
	window.addEventListener("load", initPage, false);
}
else if (window.attachEvent){
	window.attachEvent("onload", initPage);
}

function enlarge(a)
{
	var popup = document.getElementById(a);
	
	var selects = document.getElementsByTagName('select');
	for (var i=0;i<selects.length;i++)
	{
		selects[i].style.visibility = 'hidden';
	}

	popup.style.display = 'block';
	popup.style.top = 80 + 'px';
	popup.style.left = (document.documentElement.scrollLeft + document.documentElement.clientWidth/2 - popup.clientWidth/2) + 'px';
}

function hide(b)
{
	var popup = document.getElementById(b);
	popup.style.display = 'none';
}