function buildArray() {
  var a = buildArray.arguments;
  for (i=0; i<a.length; i++) {
    this[i] = a[i];
  }
  this.length = a.length;
}
var quote = new buildArray(  
  // Place Quotes Here, Separated by Commas  
  "<a href='index.asp'><img border='0' src='images/header1.jpg'></a>", 
    "<a href='index.asp'><img border='0' src='images/header2.jpg'></a>", 
      "<a href='index.asp'><img border='0' src='images/header3.jpg'></a>", 
        "<a href='index.asp'><img border='0' src='images/header4.jpg'></a>", 
          "<a href='index.asp'><img border='0' src='images/header5.jpg'></a>" 


  // !NOTE: No Comma after last Quote!  
);
document.write(quote[Math.floor(Math.random()*quote.length)]);