function setPng24(obj) {
    obj.width=obj.height=1;
    obj.className=obj.className.replace(/\bPng24\b/i,'');
    obj.style.filter =
    "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');"
    obj.src=''; 
    return '';
}

function rollover (obj_img){
	var re = new RegExp('_off');
	obj_img.src = obj_img.src.replace(re,'_on');
}

function rollout (obj_img){
	var re = new RegExp('_on');
	obj_img.src = obj_img.src.replace(re,'_off');
}

function input_focus(val){
	val.style.background='#E5E5E5';
	document.getElementById('input_search').style.cssText="-ms-filter:\"Alpha(Opacity=100)\"; filter:Alpha(Opacity=100); opacity:1;"
}
function input_blur(val){
	if (val.value==''){
		val.style.background = 'url(../Images/common/bg_search.gif)';
	}
	document.getElementById('input_search').style.cssText="-ms-filter:\"Alpha(Opacity=50)\"; filter:Alpha(Opacity=50); opacity:0.5;"
}


var menu=function(){
	var t=15,z=50,s=3,a;
	function dd(n){this.n=n; this.h=[]; this.c=[]}
	dd.prototype.init=function(p,c){
		a=c; var w=document.getElementById(p), s=w.getElementsByTagName('ul'), l=s.length, i=0;
		for(i;i<l;i++){
			var h=s[i].parentNode; this.h[i]=h; this.c[i]=s[i];
			h.onmouseover=new Function(this.n+'.st('+i+',true)');
			h.onmouseout=new Function(this.n+'.st('+i+')');
		}
	}
	dd.prototype.st=function(x,f){
		var c=this.c[x], h=this.h[x], p=h.getElementsByTagName('a')[0];
		clearInterval(c.t); c.style.overflow='hidden';
		if(f){
			p.className+=' '+a;
			if(!c.mh){c.style.display='block'; c.style.height=''; c.mh=c.offsetHeight; c.style.height=0}
			if(c.mh==c.offsetHeight){c.style.overflow='visible'}
			else{c.style.zIndex=z; z++; c.t=setInterval(function(){sl(c,1)},t)}
		}else{p.className=p.className.replace(a,''); c.t=setInterval(function(){sl(c,-1)},t)}
	}
	function sl(c,f){
		var h=c.offsetHeight;
		if((h<=0&&f!=1)||(h>=c.mh&&f==1)){
			if(f==1){c.style.filter=''; c.style.opacity=1; c.style.overflow='visible'}
			clearInterval(c.t); return
		}
		var d=(f==1)?Math.ceil((c.mh-h)/s):Math.ceil(h/s), o=h/c.mh;
		c.style.opacity=o; c.style.filter='alpha(opacity='+(o*100)+')';
		c.style.height=h+(d*f)+'px'
	}
	return{dd:dd}
}();

function snb_depth	(val){
	var ul_obj = val.getElementsByTagName('ul')[0];
	if (ul_obj.className=='sub_2depth displayN'){
		ul_obj.className='sub_2depth'
	}else if (ul_obj.className=='sub_2depth'){
		ul_obj.className='sub_2depth displayN'
	}
}