I want to open my Vf page on new tab please guide me what i need to do to get the process done my code :
public PageReference totalbookedClick(){
date myDate = date.today();
integer thisyear = myDate.year();
PageReference pageRef = new PageReference('/apex/TotalBookedPage?contact= {!'+cntMap.keyset()+'}&End_Date={!'+thisyear+'}&Start_Date={!'+thisyear+'}');
return pageRef ;
Vf page
<apex:form >
<apex:commandLink value="{!LB}" action="{!totalbookedClick}" />
</apex:form>
please guide me what else need to do get it working