var $ = function(objId){
 	if(!objId){return null; }
	if(document.getElementById){
		return eval('document.getElementById("' + objId + '")');
	}else if(document.layers){
		return eval("document.layers['" + objId +"']");
	}else{
		return eval('document.all.' + objId);
	}
 };

function Random(limit){
  return Math.floor(Math.random()*limit);
}

function SlideBlock(id,t){
	if(typeof id == 'undefined'){
		return false;
	}
	var t = t ? t : 10;
	t = Math.round(t * 1000);
	//alert(t)
	var as = [];
	as.push($(id).innerHTML);
	for(var i = 1; i < 11; i++){
		if($(id+'-'+i)){
			as.push($(id+'-'+i).innerHTML);
		}
	}
	var l = as.length;
	if(l <= 1){
		return false;
	}
	var rNum = Random(l);	
	setInterval(function(){
		if(++rNum >= l){
			rNum = 0
		};
		$(id).innerHTML = as[rNum];
	},t);
}


function GetObj(objName){if(document.getElementById){return eval('document.getElementById("' + objName + '")');}else if(document.layers){return eval("document.layers['" + objName +"']");}else{return eval('document.all.' + objName);}}

function Show_searchmenu(searchid_num,searchnum){
	for(var i=0;i<10;i++){document.getElementById("searchcontent_"+searchid_num+i).style.display="none";}
	for(var i=0;i<10;i++){document.getElementById("searchmenu_"+searchid_num+i).className="";}
	document.getElementById("searchmenu_"+searchid_num+searchnum).className="on";
	document.getElementById("searchcontent_"+searchid_num+searchnum).style.display="block";
}