function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function listhover() {
	var sfEls = document.getElementById("content").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" listhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp("listhover\\b"), "");
		}
	}
}

function buttons() {
	
	var printlink = document.getElementById("print");
	if(printlink) {
		printlink.onclick = function () {
			print();
			return false;
		}	
	}
}

addLoadEvent(listhover);
addLoadEvent(buttons);