function initPage()
{
	var box = document.getElementById("advantages");
	var block1 = document.getElementById("block1");
	if (box)
	{
		box.onmouseover = function () 
		{
			if (this.className.indexOf("hover") == -1)
			{
				this.className += " hover";
			}
		}
		box.onmouseout = function ()
		{
			this.className = this.className.replace(" hover", "");
		}
	}
	if (block1)
	{
		block1.onmouseover = function () 
		{
			if (this.className.indexOf("hover") == -1)
			{
				this.className += " hover";
			}
		}
		block1.onmouseout = function ()
		{
			this.className = this.className.replace(" hover", "");
		}
	}
}
if (window.attachEvent && !window.opera)
	window.attachEvent("onload", initPage);