function change(obj, source, interval) 
{
	if(navigator.appName.indexOf("Microsoft")!=-1){
		obj.filters.item(0).apply();
		obj.src = source;
		obj.filters.item(0).play();
	}
	else if(obj.src.indexOf(source) >= 0)
			return;
		obj.style.opacity = 0.1;
		obj.src = source;
		fade.start(obj, true, interval);
}

var fade = {
	interval:null, obj:null,
	start : function(obj, isIn, dur){
		fade.obj = obj;
		fade.interval = (dur * 1000) / 10;
		if(isIn)
			fade.f_in();
		else
			fade.f_out();
	},

	f_in : function(){
		var cop = fade.obj.style.opacity?parseFloat(fade.obj.style.opacity):0;
		if(cop < 1){
			fade.obj.style.opacity = cop + 0.1;
			setTimeout("fade.f_in()", fade.interval);
		}
	},

	f_out : function(){
		var cop = fade.obj.style.opacity?parseFloat(fade.obj.style.opacity):1.0;
		if(cop > 0){
			fade.obj.style.opacity = cop - 0.1;
			setTimeout("fade.f_out()", fade.interval);
		}
	}
}

function change1(obj, source, interval) 
{
	
	if(navigator.appName.indexOf("Microsoft")!=-1){
		obj.filters.item(0).apply();
		obj.filters.item(0).play();
	}
}

function change_img(id)
{
	
	//alert(document.getElementById('count1').style);
	for(var i=1; i<=4; i++){	
	//alert(document.getElementById('count'+i));
		if(document.getElementById('count'+i)){
			//alert(id);
			if(id == i)	{
				 document.getElementById('count'+i).style.display ='block';	
			}else{
				document.getElementById('count'+i).style.display ='none';	
			}
		}
	} 
   
}