function Layer(div) {
	this.div=div;
	var forms=div.getElementsByTagName("form");
	this.form=forms[0];
	
	this.getForm=function getForm() {
		var forms=this.div.getElementsByTagName("form");
		this.form=forms[0];
		return this.form;
	}

	this.hideDiv=function hideDiv() {
		this.div.style.visibility="hidden";
	}
	
	this.showDiv=function showDiv(divID) {
		this.div.style.visibility="visible";
	}
	
	this.disableInput=function disableInput() {
		var inputTags=this.form.getElementsByTagName("input");
		for(i=0;i<inputTags.length;i++) {
			inputTags[i].disabled=true;
		}
	}
	
	this.enableInput=function enableInput() {
		var inputTags=this.form.getElementsByTagName("input");
		for(i=0;i<inputTags.length;i++) {
			inputTags[i].disabled=false;
		}
	}
	
	this.hideSelect=function hideSelect() {
		var selectTags=this.form.getElementsByTagName("select");
		for(i=0;i<selectTags.length;i++) {
			selectTags[i].style.visibility="hidden";
		}
	}
	
	this.showSelect=function showSelect() {
		var selectTags=this.form.getElementsByTagName("select");
		for(i=0;i<selectTags.length;i++) {
			selectTags[i].style.visibility="visible";
		}
	}
	

}