Using Web Standards in your Web Pages:Summary of Changes

From MDC

This section outlines all of the element and practice updates described in this article. For a complete discussion of these items, see the sections in which they are described.

Proprietary or Deprecated Feature	W3C Feature or Recommended Replacement
deprecated FONT	HTML 4.01 SPAN plus CSS1 color: ; font-family: ; font-size: ;
deprecated CENTER or align="center"	CSS1 text-align: center; for in-line elements like text or image
deprecated CENTER or align="center"	CSS1 margin-left: auto; margin-right: auto; for block-level elements
deprecated bgcolor	CSS1 background-color: ;
non-standard EMBED	HTML 4.01 OBJECT
deprecated APPLET	HTML 4.01 OBJECT
non-standard MARQUEE	HTML 4.01 DIV plus scripting
non-standard BGSOUND	HTML 4.01 OBJECT
Proprietary or Deprecated Feature	W3C Feature or Recommended Replacement
IE5+ id_attribute_value document.all.id_attribute_value document.all[id_attribute_value]	DOM level 2: document.getElementById(id_attribute_value)
IE5+ FormName.InputName.value	DOM level 1: document.forms["FormName"].InputName.value
IE5+ InputName.value	DOM level 1: document.forms["FormName"].InputName.value
IE5+ FormCtrlName	DOM level 1: document.forms["FormName"].FormCtrlName
IE5+ document.forms(0)	DOM level 1: document.forms[0]
IE ElemRef.innerText	DOM Level 1 (Core) interface
IE5+ ElemRef.style.pixelTop	DOM level 2: parseInt(ElemRef.style.top, 10)
IE5+ ElemRef.style.pixelLeft = x; ElemRef.style.pixelTop = y;	DOM level 2: ElemRef.style.left = x + "px"; ElemRef.style.top = y + "px";
IE5+ new ActiveXObject("Microsoft.XMLHTTP")	new XMLHttpRequest()
Proprietary or Deprecated Feature	W3C Feature or Recommended Replacement