function popwin(page){
	var myWidth = 1000; var _width = 0; var centered_width = 0; _width = screen.availWidth;
	var myHeight = 1000; var _height = 0; var centered_height = 0; _height = screen.availHeight;
	if (_width>myWidth) centered_width = (_width-myWidth)/2;
	if (_height>myHeight) centered_height = (_height-myHeight)/2;
	viewer = window.open(page,"viewer","top="+centered_height+",left="+centered_width+",status=yes,scrollbars=yes,menubar=no,resizable=yes,width="+myWidth+",height="+myHeight);
	viewer.focus();
}

function closePopup()
{
	viewer.close();
}


function goTo(url) {

	this.location.href='<%=request.getContextPath()%>'+url;

}