function openit(sURL) {

	var newwindow = null;

	var s_width = screen.availWidth;

	var s_height = screen.availHeight;

	var p_width = Math.round(s_width * .9);



	if (s_height < 600) {var c_height = (s_height)} else {var c_height = (s_height - 150)}



	newwindow=window.open(sURL,'popupnav','scrollbars=0,toolbar=0,directories=0,menubar=0,resizable=1,status=0,width=' + p_width + ',height='+ c_height +',left='+ ((s_width - p_width - 10) * .5) + ',top='+ ((s_height - c_height - 30) * .5));

}



function openit_b(sURL) {

	var newwindow = null;

	var s_width = screen.availWidth;

	var s_height = screen.availHeight;

	var p_width = Math.round(s_width * .9);



	if (s_height < 600) {var c_height = (s_height)} else {var c_height = (s_height - 150)}



	newwindow=window.open(sURL,'popupnav','scrollbars=1,toolbar=0,directories=0,menubar=0,resizable=1,status=0,width=630,height=400,left='+ ((s_width - p_width - 10) * .5) + ',top='+ ((s_height - c_height - 30) * .5));

}



function openit_max(sURL) {

	var newwindow2 = null;

	var s_width = screen.availWidth - 10;

	var s_height = screen.availHeight - 33;



	newwindow2=window.open(sURL,'popupnav','scrollbars=0,toolbar=0,directories=0,menubar=0,resizable=1,status=0,width='+ s_width +',height='+ s_height +',left=0,top=0');

}