diff --git a/views/submission/templates/shared/tenprint.html b/views/submission/templates/shared/tenprint.html
index 4733466bd5a9cb95926041a46bc1264ae105e064..3e63baec097efa518b724e601798a2ed08bff9d6 100644
--- a/views/submission/templates/shared/tenprint.html
+++ b/views/submission/templates/shared/tenprint.html
@@ -64,6 +64,14 @@
                 orientationsData[ "{{ zone[ 'fpc' ] }}" ] = {{ zone[ 'orientation' ] }};
             {% endfor %}
             
+            var get_pos_relative_svg = function( event )
+            {
+                return {
+                    x: event.clientX - $( "#tenprint_svg" ).offset().left,
+                    y: event.clientY - $( "#tenprint_svg" ).offset().top
+                };
+            }
+            
             var update_quality_db = function()
             {
                 var quality = $( "#file_{{ file[ 'uuid' ] }}_quality > select > option:checked" ).val();
@@ -289,13 +297,11 @@
             {
                 event.preventDefault();
                 
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
                 start_click_pos = {
-                    x: pos_x,
-                    y: pos_y
+                    x: pos.x,
+                    y: pos.y
                 }
                 
                 switch( event.target.nodeName )
@@ -452,12 +458,10 @@
                     endy: 0
                 };
                 
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                click_and_drag_value.startx = pos_x;
-                click_and_drag_value.starty = pos_y;
+                click_and_drag_value.startx = pos.x;
+                click_and_drag_value.starty = pos.y;
                 
                 $( SVG( "rect" ) )
                     .attr( "id", "tmp_rect" )
@@ -473,15 +477,13 @@
             }
             var move_add_segment = function( evnet )
             {
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                diff_x = pos_x - start_click_pos.x;
-                diff_y = pos_y - start_click_pos.y;
+                diff_x = pos.x - start_click_pos.x;
+                diff_y = pos.y - start_click_pos.y;
                 
-                var a = Math.min( pos_x, start_click_pos.x );
-                var b = Math.min( pos_y, start_click_pos.y );
+                var a = Math.min( pos.x, start_click_pos.x );
+                var b = Math.min( pos.y, start_click_pos.y );
                 
                 $( "#tmp_rect" )
                     .attr( "x", a )
@@ -491,12 +493,10 @@
             }
             var end_add_segment = function( event )
             {
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                click_and_drag_value.endx = pos_x;
-                click_and_drag_value.endy = pos_y;
+                click_and_drag_value.endx = pos.x;
+                click_and_drag_value.endy = pos.y;
                 
                 var x = Math.min( click_and_drag_value.startx, click_and_drag_value.endx );
                 var y = Math.min( click_and_drag_value.starty, click_and_drag_value.endy );
@@ -549,9 +549,7 @@
             {
                 current_action = "move_segment";
                 
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
                 move_target = event.target;
                 move_target_initial_pos = {
@@ -566,17 +564,15 @@
                     y2: parseFloat( $( move_target ).parent().children( "line" ).attr( "y2" ) )
                 }
                 
-                click_and_drag_value.startx = pos_x;
-                click_and_drag_value.starty = pos_y;
+                click_and_drag_value.startx = pos.x;
+                click_and_drag_value.starty = pos.y;
             }
             var move_move_segment = function( event )
             {
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                diff_x = pos_x - start_click_pos.x;
-                diff_y = pos_y - start_click_pos.y;
+                diff_x = pos.x - start_click_pos.x;
+                diff_y = pos.y - start_click_pos.y;
                 
                 $( move_target ).attr( "x", move_target_initial_pos.x + diff_x );
                 $( move_target ).attr( "y", move_target_initial_pos.y + diff_y );
@@ -634,28 +630,26 @@
             {
                 var cross_offset = 10;
                 
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                $( "#line_move_n" ).attr( "x1", pos_x );
-                $( "#line_move_n" ).attr( "x2", pos_x );
+                $( "#line_move_n" ).attr( "x1", pos.x );
+                $( "#line_move_n" ).attr( "x2", pos.x );
                 $( "#line_move_n" ).attr( "y1", 0 );
-                $( "#line_move_n" ).attr( "y2", pos_y - cross_offset );
+                $( "#line_move_n" ).attr( "y2", pos.y - cross_offset );
                 
                 $( "#line_move_w" ).attr( "x1", 0 );
-                $( "#line_move_w" ).attr( "x2", pos_x - cross_offset );
-                $( "#line_move_w" ).attr( "y1", pos_y );
-                $( "#line_move_w" ).attr( "y2", pos_y );
+                $( "#line_move_w" ).attr( "x2", pos.x - cross_offset );
+                $( "#line_move_w" ).attr( "y1", pos.y );
+                $( "#line_move_w" ).attr( "y2", pos.y );
                 
-                $( "#line_move_e" ).attr( "x1", pos_x + cross_offset );
+                $( "#line_move_e" ).attr( "x1", pos.x + cross_offset );
                 $( "#line_move_e" ).attr( "x2", svg_width );
-                $( "#line_move_e" ).attr( "y1", pos_y );
-                $( "#line_move_e" ).attr( "y2", pos_y );
+                $( "#line_move_e" ).attr( "y1", pos.y );
+                $( "#line_move_e" ).attr( "y2", pos.y );
                 
-                $( "#line_move_s" ).attr( "x1", pos_x );
-                $( "#line_move_s" ).attr( "x2", pos_x );
-                $( "#line_move_s" ).attr( "y1", pos_y + cross_offset );
+                $( "#line_move_s" ).attr( "x1", pos.x );
+                $( "#line_move_s" ).attr( "x2", pos.x );
+                $( "#line_move_s" ).attr( "y1", pos.y + cross_offset );
                 $( "#line_move_s" ).attr( "y2", svg_height );
                 
                 if( event.target.nodeName === "image" )
@@ -672,13 +666,11 @@
             {
                 if( move_text !== null )
                 {
-                    var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                    var pos_x = event.clientX - tenprint_svg_offset.left;
-                    var pos_y = event.clientY - tenprint_svg_offset.top;
+                    var pos = get_pos_relative_svg( event );
                     
                     $( "#move_text" )
-                        .attr( "x", pos_x + 10 )
-                        .attr( "y", pos_y - 10 )
+                        .attr( "x", pos.x + 10 )
+                        .attr( "y", pos.y - 10 )
                         .text( "segment " + move_text + " (" + segments_position_code[ move_text ] + ")" )
                 } else {
                     $( "#move_text" )
@@ -714,12 +706,10 @@
             }
             var move_resize_segment = function( event )
             {
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
-                diff_x = pos_x - start_click_pos.x;
-                diff_y = pos_y - start_click_pos.y;
+                diff_x = pos.x - start_click_pos.x;
+                diff_y = pos.y - start_click_pos.y;
                 
                 $( resize_target ).attr( "width", resize_target_initial_size.width + diff_x );
                 $( resize_target ).attr( "height", resize_target_initial_size.height + diff_y );
@@ -779,9 +769,7 @@
             
             var dist_to_br_corner = function( event )
             {
-                var tenprint_svg_offset = $( "#tenprint_svg" ).offset();
-                var pos_x = event.clientX - tenprint_svg_offset.left;
-                var pos_y = event.clientY - tenprint_svg_offset.top;
+                var pos = get_pos_relative_svg( event );
                 
                 var targetx = $( event.target ).attr( "x" );
                 var targety = $( event.target ).attr( "y" );
@@ -793,8 +781,8 @@
                 targetwidth = parseFloat( targetwidth );
                 targetheight = parseFloat( targetheight );
                 
-                var dx = ( targetx + targetwidth ) - pos_x;
-                var dy = ( targety + targetheight ) - pos_y;
+                var dx = ( targetx + targetwidth ) - pos.x;
+                var dy = ( targety + targetheight ) - pos.y;
                 
                 return Math.sqrt( dx * dx + dy * dy );
             }