function confirmLink(dalink, text) {
  stat= confirm(text);

	if(stat) {
		window.location.href = dalink;
	}
}

function remove(id) {
	tr = document.getElementById(id);
	tr.style.display = 'none';
}

function show(id) {
	tr = document.getElementById(id);
	tr.style.display = 'block';
}
function popup(mylink, myname, myparams) {
		window.open(mylink, myname, myparams);
}
function popupcenter(mylink, myname, w, h) {
		left = screen.availWidth/2 - (w/2);
		
		top = screen.availHeight/2 - (h/2);
		win = window.open(mylink, myname, 'width='+w+',height='+h+',left='+left+',top='+top);
		win.focus();

}