function changeval(mySel)
{

	if(mySel=="1"){
		//setting selections
		var myPar = document.sform.sel_1.value;
		var optionArray = aU_ids;
		var myUsage = optionArray[myPar];
		//responses
		
		//details
		var sD = document.sform.sel_2;
		sD.options.length = 0;
		var optionArray = d_array;

		if (myPar != "-1"){
			sD.options[0] = new Option("Please select","-1");
		}else{
			sD.options[0] = new Option("- - - - - -","-2");
		}
		
		
		//var optionArrayValues = eval(val1+"_values");
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=9){
				var myName = optionArray[df+3];
				var myVal = optionArray[df];
				var myPrice = optionArray[df];

				if (myUsage == optionArray[df+1])
				{
					sD.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}

		//size
		var sS = document.sform.sel_3;
		sS.options.length = 1;
		sS.options[0] = new Option("- - - - - -","-2");
		//print run
		var sS = document.sform.sel_4;
		sS.options.length = 1;
		sS.options[0] = new Option("- - - - - -","-2");
		//inserts
		var sS = document.sform.sel_5;
		sS.options.length = 1;
		sS.options[0] = new Option("- - - - - -","-2");
		//placement
		var sS = document.sform.sel_6;
		sS.options.length = 1;
		sS.options[0] = new Option("- - - - - -","-2");
		//duration
		var sS = document.sform.sel_7;
		sS.options.length = 1;
		sS.options[0] = new Option("- - - - - -","-2");

		

	}else if(mySel=="2"){
		//setting selections
		var myPar = document.sform.sel_2.value;
		var optionArray = d_array;

		var mySize = optionArray[(myPar*9)+5];
		var myPrint = optionArray[(myPar*9)+6];
		var myInserts = optionArray[(myPar*9)+7];
		var myPlace = optionArray[(myPar*9)+8];
		var myDuration = optionArray[(myPar*9)+4];
		//responses
		
		//size
		var sS = document.sform.sel_3;
		sS.options.length = 0;
		var optionArray = s_array;

		if (myPar != "-1"){
			if (mySize != 0){
				
				sS.options[0] = new Option("Please Select","-1");
			}else{
				sS.options[0] = new Option("n/a","-3");
			}
		}else{
			sS.options[0] = new Option("- - - - - -","-2");
		}
		
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=4){
				var myName = optionArray[df+3];
				var myVal = optionArray[df];
				var myPrice = optionArray[df+2];

				if (mySize == optionArray[df+1])
				{
					sS.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}
		
		//print run
		var sP = document.sform.sel_4;
		sP.options.length = 0;
		var optionArray = p_array;

		if (myPar != "-1"){
			if (myPrint != 0){
				
				sP.options[0] = new Option("Please Select","-1");
			}else{
				sP.options[0] = new Option("n/a","-3");
			}
		}else{
			sP.options[0] = new Option("- - - - - -","-2");
		}
		
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=4){
				var myName = optionArray[df+3];
				var myVal = optionArray[df];
				var myPrice = optionArray[df+2];

				if (myPrint == optionArray[df+1])
				{
					sP.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}
		
		//inserts
		var sI = document.sform.sel_5;
		sI.options.length = 0;
		var optionArray = i_array;

		if (myPar != "-1"){
			if (myInserts != 0){
				
				sI.options[0] = new Option("Please Select","-1");
			}else{
				sI.options[0] = new Option("n/a","-3");
			}
		}else{
			sI.options[0] = new Option("- - - - - -","-2");
		}
		
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=3){
				var myName = optionArray[df+2];
				var myVal = optionArray[df];
				var myPrice = optionArray[df+1];

				if (myInserts == 1){
					sI.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}

		//placement
		var sPl = document.sform.sel_6;
		sPl.options.length = 0;
		var optionArray = pl_array;

		if (myPar != "-1"){
			if (myPlace != 0){
				
				sPl.options[0] = new Option("Please Select","-1");
			}else{
				sPl.options[0] = new Option("n/a","-3");
			}
		}else{
			sPl.options[0] = new Option("- - - - - -","-2");
		}
		
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=4){
				var myName = optionArray[df+3];
				var myVal = optionArray[df];
				var myPrice = optionArray[df+2];

				if (myPlace == optionArray[df+1])
				{
					sPl.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}

		//duration
		var sDu = document.sform.sel_7;
		sDu.options.length = 0;
		var optionArray = du_array;

		if (myPar != "-1"){
			if (myDuration != 0){
				
				sDu.options[0] = new Option("Please Select","-1");
			}else{
				sDu.options[0] = new Option("n/a","-3");
			}
		}else{
			sDu.options[0] = new Option("- - - - - -","-2");
		}
		
		var inc = 1;
		for(var df=0; df<optionArray.length; df+=4){
				var myName = optionArray[df+3];
				var myVal = optionArray[df];
				var myPrice = optionArray[df+2];

				if (myDuration == optionArray[df+1])
				{
					sDu.options[inc] = new Option(myName,myVal);
					var inc = inc +1;
				}
				
		}
		
	}else if(mySel=="11"){
		var myPar = document.sform.sel_11.value;

		//country
		var sC = document.sform.sel_12;
		sC.options.length = 0;
		var optionArray = c_array;

		if (myPar !=5)
		{
			sC.options[0] = new Option("Please Select","-1");

			var inc = 1;
			for(var df=0; df<optionArray.length; df+=4){
					var myName = optionArray[df+3];
					var myVal = optionArray[df];
					var myPrice = optionArray[df+2];

					if (myPar == optionArray[df+1])
					{
						sC.options[inc] = new Option(myName,myVal);
						var inc = inc +1;
					}
					
			}

		}else{
			sC.options[0] = new Option("Worldwide","80");
		}
		
	}else if(mySel=="13"){
		var myPar = document.sform.sel_13.value;

		//country
		var sID = document.sform.sel_14;
		sID.options.length = 0;
		var optionArray = in_array;

		sID.options[0] = new Option("Please Select","-1");

			var inc = 1;
			for(var df=0; df<optionArray.length; df+=4){
					var myName = optionArray[df+3];
					var myVal = optionArray[df];
					var myPrice = optionArray[df+2];

					
					if (myPar == optionArray[df+1]){
						sID.options[inc] = new Option(myName,myVal);
						var inc = inc +1;
					}
					
			} 

		

	}

	

	


}