--- loncom/interface/lonhtmlcommon.pm 2007/09/14 23:24:18 1.162
+++ loncom/interface/lonhtmlcommon.pm 2007/09/26 12:42:32 1.163
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# a pile of common html routines
#
-# $Id: lonhtmlcommon.pm,v 1.162 2007/09/14 23:24:18 banghart Exp $
+# $Id: lonhtmlcommon.pm,v 1.163 2007/09/26 12:42:32 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -1879,6 +1879,52 @@ END
return $scripttag;
}
+##############################################
+##############################################
+
+# javascript_window_dims
+#
+# Generates javascript to get the dimensions of the user's browser window.
+
+sub javascript_window_dims {
+ my $scripttag .= <<'END';
+function getDimensions(width,height) {
+ width.value = getWindowWidth();
+ height.value = getWindowHeight();
+ return;
+}
+
+function getWindowWidth() {
+ var width = 0;
+ if( document.documentElement && document.documentElement.clientWidth ) {
+ width = document.documentElement.clientWidth;
+ }
+ else if( document.body && document.body.clientWidth ) {
+ width = document.body.clientWidth;
+ }
+ else if( window.innerWidth ) {
+ width = window.innerWidth - 18;
+ }
+ return width;
+}
+
+function getWindowHeight() {
+ var height = 0;
+ if( document.documentElement && document.documentElement.clientHeight ) {
+ height = document.documentElement.clientHeight;
+ }
+ else if( document.body && document.body.clientHeight ) {
+ height = document.body.clientHeight;
+ }
+ else if( window.innerHeight ) {
+ height = window.innerHeight - 18;
+ }
+ return height;
+}
+
+END
+ return $scripttag;
+}
1;
__END__