var last_identifier='';

	function toggle_dropdown(identifier){
	
		oOptions=document.getElementById(identifier + '_options');
		oDisplay=document.getElementById(identifier + '_display');
		oArrow=document.getElementById(identifier + '_arrow');
		
		if(oOptions.style.display=='none'){
			oOptions.style.display='block';
			oDisplay.style.borderColor = '#999999';
			setTimeout("set_last_identifier('" + identifier + "')",100)
		}else{
			oOptions.style.display='none';
			oDisplay.style.borderColor = '#ffffff';
			oArrow.src='/images/dropdown_arrow_out.gif';
			last_identifier='';
		}
	}
	
	function set_last_identifier(identifier){
		last_identifier=identifier;
	}
	
	function body_click(){
		alert
		if (last_identifier!=''){
			toggle_dropdown(last_identifier)
			last_identifier='';
		}
	}
	
	function over_select(identifier){
		
		oArrow=document.getElementById(identifier + '_arrow');
		oArrow.src='/images/dropdown_arrow_over.gif';
	}
	
	function out_select(identifier){
		
		oArrow=document.getElementById(identifier + '_arrow');
		oArrow.src='/images/dropdown_arrow_out.gif';
	}
	
	function option_selected(identifier, value, display, oClicked){
	
		// set the display
		oDisplay=document.getElementById(identifier + '_display');
		oDisplay.innerHTML=display;
		
		// set the value
		oValue=document.getElementById(identifier);
		oValue.value=value;
		
		toggle_dropdown(identifier);
	}