function popUp (url, width, height) {
	var day = new Date();
	var id = day.getTime();
	popup = window.open(url,"popup",'resizable,scrollbars,width='+width+',height='+height+',left=' + ((screen.width-width)/2) + ', top=' + ((screen.height-height)/ 2));
}

var agt=navigator.userAgent.toLowerCase();
var ie  = (agt.indexOf("msie") != -1);


function showRegisterForm () {
	
	if (document.getElementById('register_form').style.display == "none") {
		document.getElementById('register_form').style.display = 'block';
	}
	else {
		document.getElementById('register_form').style.display = 'none';
	}
}

function showReminderForm () {
	
	if (document.getElementById('reminder_form').style.display == "none") {
		document.getElementById('reminder_form').style.display = 'block';
	}
	else {
		document.getElementById('reminder_form').style.display = 'none';
	}
}

function showFiltersPanel () {
	
	if (document.getElementById('filters_panel').style.display == "none") {
		document.getElementById('filters_panel').style.display = 'block';
		document.getElementById('filters_switch').innerHTML = '    schowaj filtry';
	}
	else {
		document.getElementById('filters_panel').style.display = 'none';
		document.getElementById('filters_switch').innerHTML = '    pokaż filtry';
	}
}

function setSortSchedule (order_by, direction) {
	
	document.getElementById('order_by').value = order_by;
	document.getElementById('direction').value = direction;
	
	document.getElementById('schedule_search').submit();
}

function setMedia (media) {
	
	if (media == 2) {
		document.getElementById('for_media').style.display = 'none';
		document.getElementById('outside_media').style.display = 'block';
	}
	else {
		document.getElementById('for_media').style.display = 'block';
		document.getElementById('outside_media').style.display = 'none';
	}
}

function checkUncheckAll(theElement) {
	
	var theForm = theElement.form, z = 0;

	for(z=0; z<theForm.length;z++){
		if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall'){
			theForm[z].checked = theElement.checked;
		}
	}
}