function openPopupWindow(url, width, heigth){
	var x = parseInt(screen.width / 2.0) - (width / 2.0);
	var y = parseInt(screen.height / 2.0) - (heigth / 2.0);

	var w = window.open(url, "",
	"width="+width+",height="+heigth+",top=" + y + ",left=" + x + ",status, resizable=yes"
	+ ", scrollbars=1");

}

function openNewWindow(url){
	screen.width
	screen.height

	var w = window.open(url, "",
	"width="+screen.width+",height="+screen.height+",top=" + 0 + ",left=" + 0 + ",status, resizable=yes"
	+ ", menubar=1, toolbar=1, location=1, scrollbars=1");

}

function openNewTab(url){
	window.open(url);
}

function hideDiv(divId) {
	var div = document.getElementById(divId);
	div.style.display = 'none';
	div.style.visibility = 'hidden';
}

function showDiv(divId) {
	var div = document.getElementById(divId);
	div.style.display = '';
	div.style.visibility = 'visible';
}

function checkRadio(id){
	document.getElementById(id).checked = true;
}

function toggle_div(div_id) {
	if($(div_id).style.display == 'none') {
		$(div_id).style.display = '';
	} else {
		$(div_id).style.display = 'none';
	}
}