// Start with first page (zero based) var pageNumber = 0; // Start with first image on page var pageImageIndex = 0; function returnFrameHTML() { return(returnThumbNailsHTML()); } //------------------------------------------------------------ function returnImageHTML(imagename){ var result = '' result += '' + returnNext() + '

' + imagename + '

\n ' ; result += '\n'; result += '

\n' ; return result; } //------------------------------------------------------------- function displayImage(index) { imagename = returnImageName(index); document.write( returnImageHTML(imagename)) ; document.close(); } //--------------------------------------------------------------- // Display an image by index number (setting current image) function displayImageByIndex(imageIndex) { displayImage(imageIndex); } //------------------------------------------------------------------ function returnNext() { result = '
' + '' + '
' ; return result; } //------------------------------------------------------------------ // return HTML to display thumbnail selection function returnThumbNailsHTML() { // page header var result = '\n' + '\n' + '\n' + '\n'; // if no images then return empty page if( imageNames[pageNumber].length == 0 ) { result += '\n' + '\n' ; return result; } result += '
\n' + '' + '\n'; for( imageNum = 0; imageNum < imageThumbCoords[pageNumber].length; ++imageNum ) { result += ' \n'; } result += '\n'; result += '
\n' + '\n' + '\n' ; return result; } //------------------------------------------------------------ // return HTML to display image with corresponding index function XreturnImageHTML(imageIndex) { pageImageIndex = imageIndex; var result = '\n' + '\n' + '\n' + '\n'; result += '

'; // if image title defined, then use it, otherwise, image name if( imageLabels[imageNames[pageNumber][imageIndex]] != null ) { result += imageLabels[imageNames[pageNumber][imageIndex]]; } else { result += imageNames[pageNumber][imageIndex]; } result += '

\n'; // Look for image file extension var image = imageNames[pageNumber][imageIndex]; var delim = image.lastIndexOf('.'); var extension = ''; if ( delim > 0 ) { extension = image.substring(delim + 1); extension = extension.toLowerCase(); } if( extension == 'gif' || extension == 'jpg' || extension == 'jpeg' ) { // Browser supports displaying image in-line result += '

\n'; } else { // Browser requires an external helper program result += '

Your browser may not have the capability to view files of format "' + imageExtensions[extension] + '" as an in-line image. View image via a link instead.

\n'; } if(htmlOpts["anonymous"] == 0) { result += '
\n' + '
Produced by ' + 'WebMagick ' + htmlOpts["version"] + '\nCopyright © Bob Friesenhahn
\n'; } result += '\n' + '\n'; return result; } //-------------------------------------------------------------- function returnImageName(imageIndex) { image = imageNames[pageNumber][imageIndex]; return image; } //------------------------------------------------------------------ // display next index page function nextIndex() { if( pageNumber < htmlOpts["numpages"] ) { ++pageNumber; pageImageIndex = 0; displayThumbNails(); } } // display preceding index page function prevIndex() { if( pageNumber > 0 ) { --pageNumber; pageImageIndex = 0; displayThumbNails(); } } // Display specific index page function goToIndex(number) { pageNumber = number; pageImageIndex = 0; displayThumbNails(); } //---------------------------------------------------------------------