var av_1=null;
var old_1=null;
function show_hideBlock_1(id, sel){	
	var a = document.getElementById(id);
        var div = document.getElementById(sel);

	if(av_1&&av_1!=a) { 
			av_1.style.display = 'none'; 
			av_1=null;
			old_1.className = "item";
	}

	if(av_1==a) return;

	if(a.style.display == 'none' || a.style.display == '') { 
		       a.style.display = 'block'; 
		       av_1 = a;
		       div.className = "item here";
	} 
	else { 
		       a.style.display = 'none'; 
   		       div.className = "item";
	}
	old_1 = div;
}


var av_2=null;
var old_2=null;
function show_hideBlock_2(id, sel){	
	var a = document.getElementById(id);
        var div = document.getElementById(sel);

	if(av_2&&av_2!=a) { 
			av_2.style.display = 'none'; 
			av_2=null;
			old_2.className = "item";
	}

	if(av_2==a) return;

	if(a.style.display == 'none' || a.style.display == '') { 
		       a.style.display = 'block'; 
		       av_2 = a;
		       div.className = "item here";
	} 
	else { 
		       a.style.display = 'none'; 
   		       div.className = "item";
	}
	old_2 = div;
}
var ie = !window.getComputedStyle;
var ie6 = ie && navigator.appVersion.indexOf("MSIE 7") == -1;
function init_dd(){
	if(flashObj.IS_FLASH && !ie6){
		return false;
	}
	var root = $("main-menu");
	var items = $T("LI", root);
	items.each(function(item){
		if(item.parentNode == root){
			item.onmouseover = function(){
				if(this.className.indexOf("over") != -1){
					return false;
				}
				this.className = "over";
			}
			item.onmouseout = function(e){
				this.className = this.className.replace("over", "");
			}
		}
	})
}