function mywindow(id){
	var str = "mainWindow = window.open(id,'mainWindow','width=685,height=400,resizable=0,toolbar=0,menubar=0,location=0,scrollbars=0,top=20,left=20')";
	eval(str);
	if(mainWindow)
	mainWindow.focus();}

function mywindow1(id){
	var str = "mainWindow = window.open(id,'mainWindow','width=580,height=450,resizable=0,toolbar=0,menubar=0,location=0,scrollbars=0,top=20,left=20')";
	eval(str);
	if(mainWindow)
	mainWindow.focus();}

function mywindow2(id){
	var str = "mainWindow = window.open(id,'mainWindow','width=440,height=590,resizable=0,toolbar=0,menubar=0,location=0,scrollbars=0,top=20,left=20')";
	eval(str);
	if(mainWindow)
	mainWindow.focus();}