function addressBook(user){
		
		window.close();
			
	}
	

function hidediv(divid){

	if (document.getElementById){
	
		document.getElementById(divid).style.visibility = 'hidden'; 
	
	}else{ 
	
		if (document.layers){

			document.hideshow.visibility = 'hidden'; 
		
		}else{

			document.all.hideshow.style.visibility = 'hidden'; 
			
		} 
	} 
} 

function showdiv(divid){
 
	if(document.getElementById(divid).style.visibility == 'hidden'){
 
	if (document.getElementById){

		document.getElementById(divid).style.visibility = 'visible'; 
		
	}else{ 

		if (document.layers){

			document.hideshow.visibility = 'visible'; 
			
		}else{ 
		
			document.all.hideshow.style.visibility = 'visible'; 
			
		} 
	}

	}else{
	
		hidediv(divid);
		
	}
}