Update the build

js/jquery.jqGrid.js

@@ -6819,7 +6819,11 @@ $.fn.jqFilter = function( arg ) {
 		groupButton : true,
 		ruleButtons : true,
 		uniqueSearchFields : false,
-		direction : "ltr"
+		direction : "ltr",
+		addsubgrup : "Add subgroup",
+		addrule : "Add rule",
+		delgroup : "Delete group",
+		delrule : "Delete rule"
 	}, $.jgrid.filter, arg || {});
 	return this.each( function() {
 		if (this.filter) {return;}
@@ -6983,7 +6987,7 @@ $.fn.jqFilter = function( arg ) {
 			// button for adding a new subgroup
 			var inputAddSubgroup ="<span></span>";
 			if(this.p.groupButton) {
-				inputAddSubgroup = $("<input type='button' value='+ {}' title='Add subgroup' class='add-group " + common.button + "'/>");
+				inputAddSubgroup = $("<input type='button' value='+ {}' title='" +that.p.subgroup+"' class='add-group " + common.button + "'/>");
 				inputAddSubgroup.on('click',function() {
 					if (group.groups === undefined ) {
 						group.groups = [];
@@ -7004,7 +7008,7 @@ $.fn.jqFilter = function( arg ) {
 			th.append(inputAddSubgroup);
 			if(this.p.ruleButtons === true) {
 			// button for adding a new rule
-			var inputAddRule = $("<input type='button' value='+' title='Add rule' class='add-rule ui-add " + common.button + "'/>"), cm;
+			var inputAddRule = $("<input type='button' value='+' title='"+that.p.addrule+"' class='add-rule ui-add " + common.button + "'/>"), cm;
 			inputAddRule.on('click',function() {
 				//if(!group) { group = {};}
 				if (group.rules === undefined) {
@@ -7045,7 +7049,7 @@ $.fn.jqFilter = function( arg ) {
 
 			// button for delete the group
 			if (parentgroup !== null) { // ignore the first group
-				var inputDeleteGroup = $("<input type='button' value='-' title='Delete group' class='delete-group " + common.button + "'/>");
+				var inputDeleteGroup = $("<input type='button' value='-' title='"+that.p.delgroup+"' class='delete-group " + common.button + "'/>");
 				th.append(inputDeleteGroup);
 				inputDeleteGroup.on('click',function() {
 				// remove group from parent
@@ -7305,7 +7309,7 @@ $.fn.jqFilter = function( arg ) {
 
 			// create button for: delete rule
 			if(this.p.ruleButtons === true) {
-			var ruleDeleteInput = $("<input type='button' value='-' title='Delete rule' class='delete-rule ui-del " + common.button + "'/>");
+			var ruleDeleteInput = $("<input type='button' value='-' title='"+that.p.delrule+"' class='delete-rule ui-del " + common.button + "'/>");
 			ruleDeleteTd.append(ruleDeleteInput);
 			//$(ruleDeleteInput).html("").height(20).width(30).button({icons: {  primary: "ui-icon-minus", text:false}});
 			ruleDeleteInput.on('click',function() {
@@ -8258,6 +8262,10 @@ $.jgrid.extend({
 					operands : p.operands,
 					ajaxSelectOptions: $t.p.ajaxSelectOptions,
 					groupOps: p.groupOps,
+					addsubgrup : p.addsubgrup,
+					addrule : p.addrule,
+					delgroup : p.delgroup,
+					delrule : p.delrule,
 					onChange : function() {
 						if(this.p.showQuery) {
 							$('.query',this).html(this.toUserFriendlyString());