function get_random(maxNum)
{
 var ranNum= Math.floor(Math.random()*(maxNum));
 return ranNum;
}

function getaQuote()
{
  if (document.getElementById && document.createTextNode) 
  {
	  
     var quote=new Array()
       quote[0]="Silence is one of the hardest arguments to refute.";
       quote[1]="Men are not prisoners of fate, but only prisoners of their own minds.";
       quote[2]="The way to get started is to quit talking and begin doing.";   
       quote[3]="I am extraordinarily patient, provided I get my own way in the end.";
       quote[4]="He who is not courageous enough to take risks will accomplish nothing in life.";
       quote[5]="Dreams are necessary to life.";
       quote[6]="When you have a dream you grab it and never let it go.";
       quote[7]="The way to succeed is to double your error rate.";
       quote[8]="Don't borrow someone else's spectacles to view yourself with.";
       quote[9]="Winning is not everything, but wanting to win is.";
	   quote[10]="Change your thoughts and you change your world.";
	   quote[11]="History never looks like history when you are living through it.";
	   quote[12]="It is during our darkest moments that we must focus to see the light.";
	   quote[13]="Most people have the will to win, few have the will to prepare to win.";
	   quote[14]="Mind what people do, not only what they say, for deeds will betray a lie.";
	   quote[15]="Defeat is not the worst of failures. Not to have tried is the true failure.";
	   quote[16]="History is a gallery of pictures in which there are few originals and many copies.";
	   quote[17]="The shortest way to do many things is to do only one thing at once.";
	   	   
    
	 var whichQuote=get_random(quote.length);
	 
	var thequote = document.getElementById("my_quote");
    thequote.innerHTML = quote[whichQuote];
  }
} 

getaQuote();