// Data and instructions for display of the NOEL images

var mixPix1 = new Array();
mixPix1[0] = "images/Framed-Moreau.jpg";
mixPix1[1] = "images/Framed-Moreau-alt.jpg";
var mixPix2 = new Array();
mixPix2[0] = "images/Framed-Rodin.jpg";
mixPix2[1] = "images/Framed-Rodin-alt.jpg";
var mixPix3 = new Array();
mixPix3[0] = "images/Framed-Henri.jpg";
mixPix3[1] = "images/Framed-Henri-alt.jpg";
var mixPix4 = new Array();
mixPix4[0] = "images/Framed-Signac.jpg";
mixPix4[1] = "images/Framed-Signac-alt.jpg";
/* above is the array that holds our images, it is indexed from 0 to 
   (number of elements - 1) */
var mixAlt1 = new Array();
mixAlt1[0] = "Framed: Moreau (front cover)";
mixAlt1[1] = "Framed: Moreau (back cover)";
var mixAlt2 = new Array();
mixAlt2[0] = "Framed: Rodin (front cover)";
mixAlt2[1] = "Framed: Rodin (back cover)";
var mixAlt3 = new Array();
mixAlt3[0] = "Framed: Henri (front cover)";
mixAlt3[1] = "Framed: Henri (back cover)";
var mixAlt4 = new Array();
mixAlt4[0] = "Framed: Signac (front cover)";
mixAlt4[1] = "Framed: Signac (back cover)";

var thisPic = new Array(0,0,0,0);  //the counter for the image array
var lastPic = new Array(1,1,1,1);  //the last cell in our array
                                   // = (number of pictures - 1)

function processNext(iPict) {
        if (document.images) {
                if (thisPic[iPict-1]==lastPic[iPict-1]) //if at the very end of the array
                {
                    thisPic[iPict-1]=0; //goto the first cell of the array
                }
                else 
                {
                    thisPic[iPict-1]++; //else simply increment the counter
                }
                if (iPict==1) {
                        document.myPicture1.src=mixPix1[thisPic[iPict-1]];
                        document.myPicture1.alt=mixAlt1[thisPic[iPict-1]];
                        window.status=mixAlt1[thisPic[iPict-1]];
                }
                if (iPict==2) {
                        document.myPicture2.src=mixPix2[thisPic[iPict-1]];
                        document.myPicture2.alt=mixAlt2[thisPic[iPict-1]];
                        window.status=mixAlt2[thisPic[iPict-1]];
                }
                if (iPict==3) {
                        document.myPicture3.src=mixPix3[thisPic[iPict-1]];
                        document.myPicture3.alt=mixAlt3[thisPic[iPict-1]];
                        window.status=mixAlt3[thisPic[iPict-1]];
                }
                if (iPict==4) {
                        document.myPicture4.src=mixPix4[thisPic[iPict-1]];
                        document.myPicture4.alt=mixAlt4[thisPic[iPict-1]];
                        window.status=mixAlt4[thisPic[iPict-1]];
                }
        }
}