<!--//-- Generate a random number between 0 and max.  function randomNum(max) {    var rNum="NaN"    while (isNaN(rNum)) {      rNum=Math.floor(Math.random()*(max))    }    return rNum  }//Rotate PR Images with Unique URLs   var myPICS = new Array()    myPICS[0]="images/js/blue-orange_cell.jpg"    myPICS[1]="images/js/blue-white_cell.jpg"    myPICS[2]="images/js/blue_cell.jpg"    myPICS[3]="images/js/crystal-blue_cell.jpg"    myPICS[4]="images/js/red-orange_cell.jpg"    myPICS[5]="images/js/red-yellow_cell.jpg"    myPICS[6]="images/js/yellow-orange_cell.jpg"    var myLink = new Array()    myLink[0] = "previousphotos.html"    myLink[1] = "previousphotos.html"    myLink[2] = "previousphotos.html"    myLink[3] = "previousphotos.html"    myLink[4] = "previousphotos.html"    myLink[5] = "previousphotos.html"    myLink[6] = "previousphotos.html"        var myAlt = new Array()    myAlt[0] = "Wood Adhesion"    myAlt[1] = "Wood Adhesion"    myAlt[2] = "Wood Adhesion"    myAlt[3] = "Wood Adhesion"    myAlt[4] = "Wood Adhesion"    myAlt[5] = "Wood Adhesion"    myAlt[6] = "Wood Adhesion"    //randomNum has been defined    var prRand = randomNum(myPICS.length)    var //picsLine = "<a href='" + myLink[prRand] + "'>"    picsLine = "<img border=0 src='"  + myPICS[prRand] + "' "    picsLine += "alt='" + myAlt[prRand] + "' "    picsLine += "width=760 height=130>"    //-->