// JavaScript Document

var txtsize_arr = new Array (3);								// Create Array to hold CSS class names
txtsize_arr[0] = "medium";
txtsize_arr[1] = "large";
txtsize_arr[2] = "xlarge";

function createCookie2(name,value,days)						// FUNCTION cookie creator
{
	if (days) 
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function cFont(toValue)										// FUNCTION to change font size
{ 
    var allDivs=document.getElementsByTagName("BODY"); 
    for (i=0;i<allDivs.length;i++)
	{ 
        allDivs[i].className=txtsize_arr[toValue]; 
    }
	createCookie2("iuhp_txtsize", toValue, 365);
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}



startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}
window.onload=startList;