Image Uploader not loading images when collection is 6 or 7 megs+

<script language="javascript"> 
var iu = new ImageUploaderWriter("ImageUploader", 770, 500); 
iu.activeXControlEnabled = true; 
iu.javaAppletEnabled = false; 
 
//For ActiveX control we specify full path for CAB file 
iu.activeXControlCodeBase = "ImageUploader3.cab"; 
iu.activeXControlVersion = "3,5,144,0"; 
iu.addParam("LicenseKey", "####-####-####-####"); 
 
iu.addParam("Layout","TwoPanes"); 
iu.addParam("UploadThumbnail1FitMode","Fit"); 
iu.addParam("UploadThumbnail1Width","120"); 
iu.addParam("UploadThumbnail1Height","120"); 
iu.addParam("UploadThumbnail1JpegQuality","60"); 
iu.addParam("ShowDebugWindow","True"); 
iu.addParam("AdditionalFormName","Form1"); 
iu.addParam("EnableRotate","True"); 
iu.addParam("BackgroundColor", "#345574"); 
iu.addParam("MaxTotalFileSize", "30000000"); 
iu.addParam("MaxFileCount", "15"); 
iu.addParam("MaxFileSize", "1500000"); 
iu.addParam("ShowDebugWindow", "True"); 
iu.addParam("MessageDimensionsAreTooLargeText", "The image [Name] cannot be 
selected. These image dimensions ([OriginalImageWidth]x[OriginalImageHeight]) 
are too large. The image should be smaller than 
[MaxImageWidth]x[MaxImageHeight]."); 
iu.addParam("MessageMaxFileSizeExceededText", "The file [Name] cannot be 
selected. This file size exceeds the limit ([Limit] Kb)."); 
iu.addParam("MessageMaxTotalFileSizeExceededText", "The file [Name] cannot be 
selected. Total upload data size exceeds the limit ([Limit] Kb)."); 
iu.addParam("MessageNoInternetSessionText", "No Internet session was 
established."); 
iu.addParam("MessageNoInternetSessionWasEstablishedText", "No Internet session 
was established."); 
iu.addParam("MessageNoResponseFromServerText", "No response from server."); 
iu.addParam("MessageServerNotFoundText", "The server or proxy [Name] not 
found."); 
iu.addParam("MessageUnexpectedErrorText", "Image Uploader encountered some 
problem. If you see this message, contact web master."); 
iu.addParam("MessageUploadCancelledText", "Upload is cancelled."); 
iu.addParam("MessageUploadFailedText", "Upload failed (the connection was 
interrupted)."); 
iu.addParam("MessageUserSpecifiedTimeoutHasExpiredText", "User-specified timeout 
has expired."); 
iu.addParam("FilesPerOnePackageCount", "-1"); 
iu.addParam("FileMask", "*.jpg;*.jpeg;*.jpe;*.bmp;*.gif"); 
iu.addParam("MessageMaxFileCountExceededText", "You can select not more then 15 
files."); 
 
iu.addParam("Action","AspSmartUpload.asp") 
 
iu.addEventListener("Progress", "ImageUploader_Progress"); 
 
iu.writeHtml(); 
</script> 

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function ImageUploader_Progress(Status, Progress, ValueMax, Value, StatusText){
    alert(StatusText);
    if (Status=="COMPLETE"){
	   // When upload is finished, we are redirecting to the PictureGalery.asp page
		window.location="Gallery.asp";
    }
}