function setCookie(name,value,days_expires) {
	var exp = new Date();
	exp.setTime(exp.getTime() + (days_expires*1000 * 60 * 5));
	//document.cookie = name + "=" + escape(value) + ";path=/" + ((days_expires == 0)? " " : "; expires=" + exp.toGMTString());
	document.cookie = name + "=" + escape(value) + ((days_expires == 0)? " " : "; expires=" + exp.toGMTString()) + ";path=/";
	
}

function getCookie(name) {
	var rtn = "";
	if (document.cookie.match(new RegExp(name + "\\=([^\\;])[\\;]{0,1}", "gi"))) {		
		rtn = unescape(RegExp.$1);
		//alert(rtn);
	}
	return rtn;
}
function changeStyle(num) {
	
	var cur = getCookie("fontsize")!=""?getCookie("fontsize"):1;
	
	document.getElementById("column_left").className = "fontSize" + num;
	setCookie("fontsize",num,1);
	
}

function loadStyle() {
	var num = getCookie("fontsize")!=""?getCookie("fontsize"):1;
	//alert(num);
	document.getElementById("column_left").className = "fontSize" + num;
}