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<TITLE>JavaScript Source Code 3000: BG Effects: Rainbow Fade (Source)</TITLE>
<META HTTP-EQUIV="JavaScript Source Code 3000" CONTENT = "no-cache">
<META NAME="date" CONTENT="2000-09-09">
<META NAME="channel" CONTENT="Web Developer">
<META NAME="author" CONTENT="Jenny Lam (tabiko@sprint.ca)">
<META NAME="section" CONTENT="BG Effects">
<META NAME="description" CONTENT="Here is another way to get your visitor's attention - with a rainbow! Just take a look! It's neat!">
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<B><FONT SIZE="+2" FACE="Helvetica,Arial" ALIGN=RIGHT COLOR="#0000FF">
<b><A HREF="../index.htm" /" TARGET="_top">
Home</A> </b><img src="../img/arrow.gif" /img/arrow.gif" height=13 width=7 border=0 alt="}"> <b><A HREF="index.htm" /bgeffects/"><font color="#FF0000">Background Effects</font></A> </b>
<img src="../img/arrow.gif" /img/arrow.gif" height=13 width=7 border=0 alt="}"> <FONT COLOR="#006666">Rainbow Fade (Source)</FONT></b></FONT><BR>
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<!-- Description --><!--content_start-->
That was another way to get your visitor's attention - with a rainbow fade! Just take a look! It's neat!
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<!-- Demonstration -->
<BODY>
<a href="rainbow.html" /bgeffects/rainbow.html">Click here to see the effect again!</a>
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<a name="source">
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<tr><td BGCOLOR=yellow><font FACE="helvetica,arial,geneva"><b>JavaScript Source Code 3000: BG Effects: Rainbow Fade</b>
<p>Simply click inside the window below, use your cursor to highlight the script, and copy (type Control-c or Apple-c) the script into a new file in your text editor (such as Note Pad or Simple Text) and save (Control-s or Apple-s). The script is yours!!!<br><br></font></td></tr>
<tr><td BGCOLOR=yellow ALIGN=CENTER>
<form NAME="copy">
<DIV align="center">
<input type=button value="Highlight All" onClick="javascript:this.form.txt.focus();this.form.txt.select();">
<INPUT TYPE="text" NAME="total" VALUE="Script Size: 2.05 KB " size="24">
</DIV>
<textarea NAME="txt" ROWS=20 COLS=75 WRAP=VIRTUAL>
<!-- TWO STEPS TO INSTALL RAINBOW FADE:
1. Paste the first code into the BODY of your HTML document
2. Change the destination URL to your web site's main page -->
<!-- STEP ONE: Paste this code into BODY of your document -->
<BODY>
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Jenny Lam (tabiko@sprint.ca) -->
<!-- Web Site: http://www.geocities.com/Tokyo/Ginza/3379 -->
<! >
<! >
<!-- Begin
var hexChars="0123456789ABCDEF";
function Dec2Hex (Dec) {
var a=Dec % 16;
var b=(Dec - a)/16;
hex="" + hexChars.charAt(b) + hexChars.charAt(a);
return hex;
}
function bgChanger (begin, end, steps) {
steps=steps-1 ;
redA=begin.charAt(0) + begin.charAt(1);
red_valA=parseInt(redA,'16');
redB=end.charAt(0) + end.charAt(1);
red_valB=parseInt(redB,'16');
red_int=((red_valB - red_valA) / steps) * -1;
grnA=begin.charAt(2) + begin.charAt(3);
grn_valA=parseInt(grnA,'16');
grnB=end.charAt(2) + end.charAt(3);
grn_valB=parseInt(grnB,'16');
grn_int=((grn_valB - grn_valA) / steps) * -1;
bluA=begin.charAt(4) + begin.charAt(5);
blu_valA=parseInt(bluA,'16');
bluB=end.charAt(4) + end.charAt(5);
blu_valB=parseInt(bluB,'16');
blu_int=((blu_valB - blu_valA) / steps) * -1;
step=2;
red=red_valA;
grn=grn_valA;
blu=blu_valA;
while ( steps >= step ) {
red-=red_int;
red_round=Math.round(red);
red_hex=Dec2Hex(red);
grn-=grn_int;
grn_round=Math.round(grn);
grn_hex=Dec2Hex(grn);
blu-=blu_int;
blu_round=Math.round(blu);
blu_hex=Dec2Hex(blu);
document.bgColor=red_hex + grn_hex + blu_hex;
step++;
}
}
bgChanger("000000","000000",60);
bgChanger("000000","FF0000",60);
bgChanger("FF0000","000000",60);
bgChanger("000000","AA00EE",60);
bgChanger("AA00EE","000000",60);
bgChanger("000000","0000FF",60);
bgChanger("0000FF","000000",60);
bgChanger("000000","000000",60);
window.location="page2.html";
// End -->
</script>
<!-- STEP TWO: Change page2.html to the HTML document to go to after the fade -->
<!-- Script Size: 2.05 KB -->
</textarea><br><font FACE="helvetica,arial,geneva"></font></td></tr>
</table>
</form>
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</CENTER>
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