// Random Image Generator Function
 
function initArray() {
        this.length = initArray.arguments.length;
        
        for (var i=0; i<this.length; i++) {
               this[i] = initArray.arguments[i];
        }
}
 
// Photograph title alt tag
arrTitle = new initArray(
"2,000 Trucks per day by 2030",
"A safe and accessible Delta",
"Preserving Delta's Heritage",
"A revitalized downtown Delta" 
);
 
 
 
// Photograph image source
arrImage = new initArray(
"/images/photo_01.jpg",
"/images/photo_02.jpg",
"/images/photo_03.jpg",
"/images/photo_04.jpg"
 
);
 
 
var iRandomIndex =  Math.round(Math.random() * (arrTitle.length - 1));
var strTitle  = arrTitle[iRandomIndex];
var strImage = arrImage[iRandomIndex];
 
function displayRandomPhoto() {
        document.write("<tr>\n");
        document.write("<td align=\"center\"><img src=\"" + strImage + "\" border=\"0\" vspace=\"0\" hspace=\"0\" alt=\"" + strTitle + "\"></td>\n");
        document.write("</tr>\n");
        document.write("<tr>\n");
        document.write("<td align=\"center\" height=\"30\"><span class=\"small\">" + strTitle + "<span></td>\n");
        document.write("</tr>\n");
}