function dm_window_open(file, width, height){

	window.open(file, "_blank", "width="+width+",height="+height+",titlebar=no,toolbar=no,location=no,status=no,menubar=yes,scrollbars=yes,resizable=yes");

}

/*Login*/
var showLoginWindow=false;

function showLogin(el){
	if (!showLoginWindow){
		registerTags = new Array();
		offElements('iframe');
		offElements('select');
		offElements('object');
		var top=el.getTop();
		var div=$('login_block');
		$('login_form').style.top=parseInt(top)-300+'px';
		div.style.display='block';
		$('login').focus();
		showLoginWindow=true;
	}
	return false;
	
}
function hideLogin(){
	if (showLoginWindow){
		$('login_block').style.display='none';
		onElements('iframe');
		onElements('select');
		onElements('object');
		registerTags = new Array();
		showLoginWindow=false;
	}
	return false;
}
registerTags = new Array();

function offElements(tag){
	var el = document.getElementsByTagName(tag);
	for (var i=0; i<el.length; i++) {
	    if (el[i].style.visibility != 'hidden'){
			el[i].style.visibility = 'hidden';
			registerTags.push(el[i]);
	    }
	}

}

function onElements(){
	for (var i=0; i<registerTags.length; i++) {
		registerTags[i].style.visibility = 'visible';
	}
}