function openlogin()
{		
	  w = 400+20;
	  h = 200+30;
	  var x = (screen.availWidth  - w       ) / 2;
	  var y = (screen.availHeight - h - 50  ) / 2;
	  if(x<0){ x = 0; w = screen.availWidth  - 10; }
	  if(y<0){ y = 0; h = screen.availHeight - 40; }
	  
	  newwin=window.open('','sazkarlogin', 'width='+ w +',height='+ h +',left='+ x +',top='+ y +',resizable=1,location=0,directories=0,status=0,menubar=0,scrollbars=1,toolbar=0');
	  newwin.focus();
}

function openhelp()
{
	  w = 300+20;
	  h = screen.availHeight - 100;
	  var x = (screen.availWidth  - w );
	  var y = 10;
	  if(x<0){ x = 0; w = screen.availWidth  - 10; }
	  if(y<0){ y = 0; h = screen.availHeight - 40; }

	  newwin=window.open('','sazkarhelp', 'width='+ w +',height='+ h +',left='+ x +',top='+ y +',resizable=1,location=0,directories=0,status=0,menubar=0,scrollbars=1,toolbar=0');
	  newwin.focus();
}