var prilayer = {
		isOpen  : false,
		element : null,
		
		init : function(elementID){
			prilayer.element = document.getElementById(elementID);
		},
		openClose : function(){
			if(!this.isOpen){
				this.show();
			}else{
				this.hide();
			}			
			return false;
		},
		show : function(){
			
			prilayer.element.style.display = 'block';
			this.isOpen = true;
		},
		hide : function(){
			prilayer.element.style.display = 'none';
			this.isOpen = false;
		}
		
		
}