function displayRightad(){
var catidarticleV=document.getElementById("catidarticle").value;
if (catidarticleV==1){
   GA_googleFillSlot('at_a4_world_rb')
  }else if (catidarticleV==2){
   GA_googleFillSlot('at_a4_india_rb')
  }else if (catidarticleV==4){
   GA_googleFillSlot('at_a4_technology_rb')
  }else if (catidarticleV==5){
   GA_googleFillSlot('at_a4_sports_rb')
  }else if (catidarticleV==6){
   GA_googleFillSlot('at_a4_entertainment_rb')
  }else if (catidarticleV==7){
   GA_googleFillSlot('at_a4_Lifestyle_rb')
  }else if (catidarticleV==8){
   GA_googleFillSlot('at_a4_Business_rb')
  }else if (catidarticleV==9){
   GA_googleFillSlot('at_a4_Potpourri_rb')
  }else if (catidarticleV==10){
   GA_googleFillSlot('at_a4_Reviews_rb')
  }else if (catidarticleV==11){
   GA_googleFillSlot('at_a4_pressrelease_rb')
  }
}