CSS dimensions

gistfile1.js

/* Firefox /NS6 properties for determining browser dimension */
window.innerHeight; // Returns the physical height of the browser screen
window.innerWidth; // Returns the pyhsical widht of the browser screeen

/* IE 4+ properties for determining browser dimension */
document.body.clientWidht; // Returns physical width of the browser screen
document.body.clientHeight; // Returns the physical height of the browser screen

/* Firefox / NS6+ properties for determining DSOC */
window.pageXOffset; // Returns the x coordinate of the DSOC
window.pageYOffset; // Returns the y coordinate of the DSOC

/* IE 4+ properties for determining DSOC */
document.body.scrollLeft; // Returns the x coordinate of the DSOC 
document.body.scrollTop; // Returns the y coordinate of the DSOC 

/* Document.body and doctype */
var iebody=(document.compatMode && document.compatMode != "BackCompat")? document.documentElement : document.body

var dsocleft=document.all? iebody.scrollLeft : pageXOffset
var dsoctop=document.all? iebody.scrollTop : pageYOffset