function hideBorders() {
	var outer = document.getElementById('outer');
	var divs = outer.getElementsByTagName('div');
	var x = 0;
	
	for(var i = 0 ; i < divs.length ; i++)
	{
		if(divs[i].className == "news_block")
		{
			x++;
			if(x%2 == 0)
			{
				divs[i].style.border = "none";
			}
		}
	}
}