function changeName(form1,str1)
   {  //alert(str1);
      cityarr= new Array();
	  locarr= new Array();
	  genarr=str1.split("||");
	  
	  	      for(k=0;k<=(genarr.length-1);k++)
	          {
                tmparr = genarr[k].split("::");
			    cityarr[k]= tmparr[0];
			    locarr[k] = tmparr[1];
			 
			  	form1.optcity.options[0]=null;
			 }
              
          
		  var n;
		  n=0 ;
		  mylist= new Array();
          for(s=0;s<=(cityarr.length);s++)
		      {
                 if(form1.country.options[form1.country.selectedIndex].value==cityarr[s])
					       {						     
							 mylist[n]=new Option(locarr[s],locarr[s]);
							 form1.optcity.options[n]=mylist[n];
							 n=n+1
							 
                           }

              }
	}