function placeElmnt(pop,base,left){
					
						function findPos(obj) {
							var curleft = 0;
							var curtop = 0;
							if (obj.offsetParent) {
								curleft = obj.offsetLeft
								curtop = obj.offsetTop
								while (obj = obj.offsetParent) {
									curleft += obj.offsetLeft
									curtop += obj.offsetTop
								}
							}

							document.getElementById(pop).style.display = 'block';
							
							var heightDiff = document.getElementById(pop).offsetHeight / 2;
							document.getElementById(pop).style.top = curtop - heightDiff;
							document.getElementById(pop).style.left = left;							
												
							return {
								top:curtop,
								left:curleft
							};
						}
						
						var a = findPos(document.getElementById(base));		
				}
				
				function closePop(pop){
					document.getElementById(pop).style.display = 'none';
				}