function buildSelect(x) 
{ 
	//alert(x) ; //return

	if (x == "1") { 
	  /* set choices 1 and 2 */
		option0 = new Option("Please Select",0)
		option1 = new Option("Cat 5e installations")
		option2 = new Option("Cat 6 installations")
		option3 = new Option("Fibre Installation")
		option4 = new Option("Wireless Networking Installation")
		option5 = new Option("Telephone Cabling Installation")
	  // write them
	  document.form1.fieldB.options[0] = option0
	  document.form1.fieldB.options[1] = option1
	  document.form1.fieldB.options[2] = option2
	  document.form1.fieldB.options[3] = option3
	  document.form1.fieldB.options[4] = option4
	  document.form1.fieldB.options[5] = option5
	  return;
	  }

	if (x == "2") { 
	  /* set choices 3 and 4 */ 
		option0 = new Option("Please Select",0)
		option1 = new Option("Computer and Server Hardware Installations")
		option2 = new Option("Network Design")
		option3 = new Option("Network Installation & Configuration")
		option4 = new Option("Performance Tuning/Monitoring")
		option5 = new Option("MS windows installation & TCP/IP Configuration")
		option6 = new Option("Site Surveys")
		option7 = new Option("Fault Analysis & Problem detection")
		option8 = new Option("Disaster Recovery consultancy")
	  // write them
		document.form1.fieldB.options[0] = option0
		document.form1.fieldB.options[1] = option1
		document.form1.fieldB.options[2] = option2
		document.form1.fieldB.options[3] = option3
		document.form1.fieldB.options[4] = option4
		document.form1.fieldB.options[5] = option5
		document.form1.fieldB.options[6] = option6
		document.form1.fieldB.options[7] = option7
		document.form1.fieldB.options[8] = option8
	  return;
	  }
}