function doQuery(IS) { 

 if(IS.indexOf('OR') != -1) { 
  IS = IS.replace( /OR/, ' OR [JOBCATEGORY] = '); 
 } 
 var searchquery = "[JOBCATEGORY] = "+IS; 
 var url = "http://www.recruitmentmoves.net/pertemps/internetproject/pertempsinternet.nsf/searchsubmit_RM?openform&Query=("+searchquery+ ")&SearchWV=TRUE"+"&SearchOrder=4"+"&Count=150"+"&Start=1"; 
 url = url.replace(/ /, '+'); 
 url = url.replace(/'\'/, "/"); 
  
 document.location = url; 
}