SearchHelper=function(){this.navigateTo=function(a){$$("searchForm").searchPage.value=a;$$("searchForm").submit();};this.navigateForward=function(){$$("searchForm").searchPage.value=$$("searchForm").searchPage.value*1+1;$$("searchForm").submit();};this.navigateBack=function(){$$("searchForm").searchPage.value=$$("searchForm").searchPage.value*1-1;$$("searchForm").submit();};};function validateSearchStringLingth(){var a=new RegExp("^[^%_]{3,}$");var b=$$("searchForm")["searchText"].value;if(($.trim(b)=="")||(!a.test(b))){$("#sherror").modal({position:["20%"]});window.event&&(window.event.returnValue=false);return false;}}SearchHelper._instance=null;function getSearchHelper(){if(!SearchHelper._instance){SearchHelper._instance=new SearchHelper();}return SearchHelper._instance;}