📄 navlast.htm

📁 javascript source code part1

💻 HTM

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<HTML>
<HEAD>
</HEAD>
<BODY>
<H1 ID="Heading1">My Heading</H1>
<P ID="Paragraph1">This is some text in a paragraph</P>

<SCRIPT LANGUAGE="Javascript">
var HTMLElement;     // HTMLElement stores reference to <HTML>
var HeadingElement;  // HeadingElement stores refrence to <HEAD>
var BodyElement;     // BodyElement stores refrence to <BODY>
var H1Element;       // H1Element stores reference to <H1>
var PElement;        // PElement stores reference to <P>

HTMLElement = document.documentElement;

HeadingElement = HTMLElement.firstChild;
alert(HeadingElement.tagName);

if(HeadingElement.nextSibling.nodeType==3)
{
	BodyElement = HeadingElement.nextSibling.nextSibling;
}
else
{
	BodyElement = HeadingElement.nextSibling;
}
alert(BodyElement.tagName);

if(BodyElement.firstChild.nodeType==3)
{
	H1Element = BodyElement.firstChild.nextSibling;
}
else
{
	H1Element = BodyElement.firstChild;
}
alert(H1Element.tagName);
H1Element.style.fontFamily = "Arial";

if(H1Element.nextSibling.nodeType==3)
{
	PElement = H1Element.nextSibling.nextSibling;
}
else
{
	PElement = H1Element.nextSibling;
}
alert(PElement.tagName);
PElement.style.fontFamily = "Arial";

if(PElement.previousSibling.nodeType==3)
{
	H1Element = PElement.previousSibling.previousSibling
}
else
{
	H1Element = PElement.previousSibling
}
H1Element.style.fontFamily = "Courier"
</SCRIPT>
</BODY>
</HTML>

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