--- loncom/homework/structuretags.pm	2007/09/12 08:35:44	1.399
+++ loncom/homework/structuretags.pm	2007/10/12 18:45:03	1.402
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.399 2007/09/12 08:35:44 www Exp $
+# $Id: structuretags.pm,v 1.402 2007/10/12 18:45:03 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -92,6 +92,31 @@ sub end_tex {
     return '';
 }
 
+sub homework_js {
+    return &Apache::loncommon::resize_textarea_js().
+	<<'JS';
+<script type="text/javascript">
+function setSubmittedPart (part) {
+   this.document.lonhomework.submitted.value="part_"+part;
+}
+
+function image_response_click (which, e) {
+    init_geometry();
+    if (!e) { e = window.event; } //IE
+    var input_element = document.lonhomework.elements[which];
+    var token_element = document.lonhomework.elements[which+'_token'];
+    var token = token_element.value;
+    var img_element   = document.getElementById(which+'_imageresponse');
+    var x= e.clientX-getX(img_element)+Geometry.getHorizontalScroll();
+    var y= e.clientY-getY(img_element)+Geometry.getVerticalScroll();
+    var click = x+':'+y;
+    input_element.value = click;
+    img_element.src = '/adm/randomlabel.png?token='+token+'&clickdata='+click;
+}
+</script>
+JS
+}
+
 sub page_start {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$name,
 	$extra_head)=@_;
@@ -108,13 +133,7 @@ sub page_start {
 					   $parstack,$parser,$safeeval);
     }
 
-    $extra_head.= '
-<script type="text/javascript">
-function setSubmittedPart (part) {
-   this.document.lonhomework.submitted.value="part_"+part;
-}
-</script>
-';
+    $extra_head .= &homework_js();
 
     my %body_args;
     if (defined($found{'html'})) {
@@ -139,7 +158,9 @@ function setSubmittedPart (part) {
     } elsif (!defined($found{'body'}) 
 	     && $env{'request.state'} eq 'construct') {
 	if ($target eq 'web' || $target eq 'edit') {
-	    # no extra args to bodytag
+	    if ($env{'environment.remote'} ne 'off') {
+		$body_args{'only_body'}  = 1;
+	    }
 	}
     } elsif (!defined($found{'body'})) {
 	my %add_entries;