function TECH(thopen){
   var w=600; var h=400;
   window.open(thopen,"TECH",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/2));
}

function VIEW(thopen){
   var w=750; var h=455;
   window.open(thopen,"VIEW",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/2));
}

function BIG(bigopen){
   var w=550; var h=450;
   window.open(bigopen,"BIG",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/3));
}

function PHOTO(phopen){
   var w=390; var h=525;
   window.open(phopen,"PHOTO",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/3));
}

function A4(phopen){
   var w=500; var h=680;
   window.open(phopen,"A4",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/3));
}

function SCHEME(bigopen){
   var w=1050; var h=450;
   window.open(bigopen,"SCHEME",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/3));
}

function SQUARE(bigopen){
   var w=700; var h=700;
   window.open(bigopen,"SQUARE",'toolbar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,scrollbars=yes,width='+w+',height='+h+',left='+String((screen.width-w)/2)+',top='+String((screen.height-h)/3));
}

function SIZE (s){
   var s = String((screen.width-400)/2)
  }