Ubah Latarbelakang 3 
Copy skrip atau download.
 
1.Copy dalam <head> 

<SCRIPT LANGUAGE="JavaScript"> 

function blinkOn(){ 
 theWin.document.bgColor = "0000ff" 
 nTimes++ 
 JSCTimeOutID = window.setTimeout("blinkOff()",50); 
} 

function blinkOff(){ 
 theWin.document.bgColor = "FFFFFF" 
 if (nTimes < 3) 
  JSCTimeOutID = window.setTimeout("blinkOn()",50); 
 else theWin.history.go(0) 
} 
 

function blinkit(aWin) 
{ 
 nTimes = 0 
 theWin = aWin 
 JSCTimeOutID = window.setTimeout("blinkOn()",50); 
} 

</SCRIPT> 
 

2.Copy dalam <body> 

<CENTER><FORM><INPUT TYPE="BUTTON" VALUE="Blink" onClick="blinkit(self)"></FORM>