Index: branches/5.3.x/core/admin_templates/incs/custom_blocks.tpl
===================================================================
diff -u -N -r15902 -r15908
--- branches/5.3.x/core/admin_templates/incs/custom_blocks.tpl	(.../custom_blocks.tpl)	(revision 15902)
+++ branches/5.3.x/core/admin_templates/incs/custom_blocks.tpl	(.../custom_blocks.tpl)	(revision 15908)
@@ -116,7 +116,7 @@
 			<inp2:m_if check="FieldEquals" field="ElementType" value="textarea">
 				<br/>
 				<inp2:{$SourcePrefix}_InputName field="$virtual_field" result_to_var="input_name"/>
-				<a href="<inp2:m_Link template='popups/editor' TargetField='$input_name' pass_through='TargetField' pass='m,$SourcePrefix'/>" onclick="openSelector('<inp2:m_Param name='SourcePrefix' js_escape='1'/>', this.href, '', '800x575'); return false;">
+				<a href="<inp2:m_Link template='popups/editor' TargetField='$input_name' pass_through='TargetField' pass='m,$SourcePrefix'/>" onclick="openSelector('<inp2:m_Param name='SourcePrefix' js_escape='1'/>', this.href, '', '950x600'); return false;">
 					<img src="img/icons/icon24_link_editor.gif" border="0">
 				</a>
 			</inp2:m_if>