var head="display:''";
 
 function showDialogBox(background, dialog){

	//javascript: alert('toggleTree called');
	thisBg = document.getElementById(background);
	thisID = document.getElementById(dialog);
	
	//alert('Do it: ' + background);
	//alert('Do it: ' + dialog);

	if (thisID.style.display == "none") {	  
		thisBg.style.display = "";
		thisID.style.display = "";
	} else {
		thisBg.style.display = "none";     
		thisID.style.display = "none";
	}
}