function blank(){
	// for blank links
}

function setPos(obj){
	var pos = findPos(document.getElementById(obj));
	var top = pos[1] +35;
	var left = pos[0]-152;
	document.getElementById('calBack').style.top = top+'px';
	document.getElementById('calBack').style.left = left+'px';
}

function setPosTopLeft(obj, top, left) {
  document.getElementById(obj).style.top = top+'px';
  document.getElementById(obj).style.left = left+'px';
}

function setPosBy(obj,sourceObj,addTop,addLeft){
    // NOTE: This function won't work unless the addTop and addLeft are set with numeric values (set as 0 for no adjustment in position of target object)
	var pos = findPos(document.getElementById(sourceObj));
	var top = pos[1]+addTop;
	var left = pos[0]+addLeft;
	if (navigator.appName == 'Microsoft Internet Explorer'){ // position offset fo IE
		if (top < 0){ top = top+12; }
		if (left < 0) {	left = left+74; }
	}
	document.getElementById(obj).style.top = top+'px';
	document.getElementById(obj).style.left = left+'px';
}

function setObj(id,visibility) {
	if(document.getElementById) {//modern browsers
		this.obj = document.getElementById(id).style;
	} else if(document.all) {//IE 4
		this.obj = document.all[id].style;
	} else if(document.layers){//NS 4
		this.obj = document.layers[id];
		if(visibility=='visible'){
			visibility='show';
		} else if(visibility=='hidden'){
			visibility='hide'
		}
	}
	
	var browser = navigator.userAgent;
	var ie = browser.match('MSIE');
	
	if (ie){	
		this.obj.visibility=visibility;
		return this.obj
	}
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}