//in Netscape Navigator: subtract 16 from the width and height for scrollbar //in Microsoft Internet Explorer: subtract 20 from the width and height for scrollbar //"document.body.offsetWidth" must go after var ScreenUsewidth, ScreenUseheight if (BrowserIsOld) { ScreenUsewidth = 630, ScreenUseheight = 460; } if (BrowserIsMobile) { ScreenUsewidth = 300, ScreenUseheight = 300; } if (BrowserIsOther) { ScreenUsewidth = window.innerWidth-16; ScreenUseheight= window.innerHeight-16; scrollboxheight=ScreenUseheight-459 } if (BrowserIsMicrosoft) { ScreenUsewidth = document.body.offsetWidth-20; ScreenUseheight= document.body.offsetHeight-20; scrollboxheight=ScreenUseheight-458 } if (ScreenUseheight >= 503) { RightColumnBuffer1=ScreenUseheight - 493 RightColumnBuffer2=8.0 } else{ RightColumnBuffer1=10 RightColumnBuffer2=1.5 } //alert(ScreenUseheight); //alert(RightColumnBuffer1);