function setselect(selectID, value){

	var i;



	if ((obj=document.getElementById(selectID)) != null){

		for(i=0; i<obj.length; i++){

			if(obj.options[i].value == value){

				obj.selectedIndex = i;

				return;

			}

		}

	}

}



function IsNumeric(sText)

{

   var ValidChars = "0123456789., ";

   var IsNumber=true;

   var Char;



   for (i = 0; i < sText.length && IsNumber == true; i++)

      {

      Char = sText.charAt(i);

      if (ValidChars.indexOf(Char) == -1)

         {

         IsNumber = false;

         }

      }

   return IsNumber;

}



function ChangeWeight(s) {

	var frm = document.diamondsearch;

	frm.weightfrom.value = s.substr(0, s.indexOf(' - '));

	frm.weightto.value = s.substr(s.indexOf(' - ') + 3);

}



function ChangePrice(s) {

	var frm = document.diamondsearch;

	frm.pricefrom.value = s.substr(0, s.indexOf(' - '));

	frm.priceto.value = s.substr(s.indexOf(' - ') + 3);

}



function ChangeColor(s) {

	var frm = document.diamondsearch;

	var colorfromObj = document.getElementById('idcolorfrom');

	var colortoObj = document.getElementById('idcolorto');



	switch(s)

	{

		case "1":

		  colorfromObj.options[1].selected = true;

		  colortoObj.options[3].selected = true;

		  break;

		case "2":

		  colorfromObj.options[4].selected = true;

		  colortoObj.options[7].selected = true;

		  break;

		case "3":

		  colorfromObj.options[8].selected = true;

		  colortoObj.options[10].selected = true;

		  break;

		default:

		  colorfromObj.options[0].selected = true;

		  colortoObj.options[0].selected = true;

		  break;

		}

}



function ChangeOrder1(ordervalue)

{

	var frm = document.diamondsearch;

	switch(ordervalue)

	{

		case "shape":

        	frm.Order1Dir[0].checked = true;

			break;

		case "price":

		    frm.Order1Dir[0].checked = true;

			break;

		case "carat":

			frm.Order1Dir[0].checked = true;

			break;

		case "color":

			frm.Order1Dir[1].checked = true;

			break;

		case "clarityid":

			frm.Order1Dir[1].checked = true;

			break;

		case "cert":

			frm.Order1Dir[0].checked = true;

			break;

		default:

			frm.Order1Dir[0].checked = true;

			break;

	}

}



function ChangeOrder2(ordervalue)

{

	var frm = document.diamondsearch;

	switch(ordervalue)

	{

		case "shape":

        	frm.Order2Dir[0].checked = true;

			break;

		case "price":

		    frm.Order2Dir[0].checked = true;

			break;

		case "carat":

			frm.Order2Dir[0].checked = true;

			break;

		case "color":

			frm.Order2Dir[1].checked = true;

			break;

		case "clarityid":

			frm.Order2Dir[1].checked = true;

			break;

		case "cert":

			frm.Order2Dir[0].checked = true;

			break;

		default:

			frm.Order2Dir[0].checked = true;

			break;

	}

}



function ChangeOrder3(ordervalue)

{

	var frm = document.diamondsearch;

	switch(ordervalue)

	{

		case "shape":

        	frm.Order3Dir[0].checked = true;

			break;

		case "price":

		    frm.Order3Dir[0].checked = true;

			break;

		case "carat":

			frm.Order3Dir[0].checked = true;

			break;

		case "color":

			frm.Order3Dir[1].checked = true;

			break;

		case "clarityid":

			frm.Order3Dir[1].checked = true;

			break;

		case "cert":

			frm.Order3Dir[0].checked = true;

			break;

		default:

			frm.Order3Dir[0].checked = true;

			break;

	}

}



function ChangeOrder4(ordervalue)

{

	var frm = document.diamondsearch;

	switch(ordervalue)

	{

		case "shape":

        	frm.Order4Dir[0].checked = true;

			break;

		case "price":

		    frm.Order4Dir[0].checked = true;

			break;

		case "carat":

			frm.Order4Dir[0].checked = true;

			break;

		case "color":

			frm.Order4Dir[1].checked = true;

			break;

		case "clarityid":

			frm.Order4Dir[1].checked = true;

			break;

		case "cert":

			frm.Order4Dir[0].checked = true;

			break;

		default:

			frm.Order4Dir[0].checked = true;

			break;

	}

}



function InitializeForm() {

        var searched = document.getElementById('IDSearched').value;

        if (searched != "1"){

           ResetForm();

        }

}



function ResetForm() {

	var frm = document.diamondsearch;

	var order1Obj = document.getElementById('Order1');

	var order2Obj = document.getElementById('Order2');

	var order3Obj = document.getElementById('Order3');

	var order4Obj = document.getElementById('Order4');

	frm.reset();

	frm.shp_Round.checked = true;

	frm.shp_Princess.checked = false;

	frm.shp_Emerald.checked = false;

	frm.shp_Asscher.checked = false;

	frm.shp_Marquise.checked = false;

	frm.shp_Oval.checked = false;

	frm.shp_Radiant.checked = false;

	frm.shp_Pear.checked = false;

	frm.shp_Heart.checked = false;

	frm.shp_Cushion.checked = false;



	frm.lab_GIA.checked=true;

	frm.lab_EGL.checked=true;

	frm.lab_IGI.checked=true;

	frm.lab_AGS.checked=true;

	frm.lab_HRD.checked=true;

	frm.lab_OtherCert.checked=true;

	frm.lab_None.checked=true;

	frm.weightfrom.value = "";

	frm.weightto.value = "";

	frm.pricefrom.value = "";

	frm.priceto.value = "";

	frm.colorfrom.value = "";

	frm.colorto.value = "";



	order1Obj.options[1].selected = true;

	order2Obj.options[2].selected = true;

	order3Obj.options[3].selected = true;

	order4Obj.options[4].selected = true;

	frm.Order1Dir[0].checked = true;

	frm.Order2Dir[0].checked = true;

	frm.Order3Dir[0].checked = true;

	frm.Order4Dir[0].checked = true;

}



function UpdateListsFromChkboxes() {

	var frm = document.diamondsearch;

	var n = frm.elements.length;

	frm.ShapeList.value = '';

	frm.LabList.value = '';



		for (var i=0; i<n; i++) {

		if (frm.elements[i].id.indexOf('shp_') != -1) {

			if (frm.elements[i].checked) {

				frm.ShapeList.value += frm.elements[i].id.substr(4,100) + ',';

			}

		}

		if (frm.elements[i].id.indexOf('lab_') != -1) {

			if (frm.elements[i].checked) {

				frm.LabList.value += frm.elements[i].id.substr(4,100) + ',';

			}

		}

	}

}



function DoSearch(n) {

	var frm = document.diamondsearch;

	var weightfromvalue, weighttovalue;

	var pricefromvalue, pricetovalue;



	UpdateListsFromChkboxes();



		if (frm.ShapeList.value=="") {

			alert("Please select at least one Shape");

			return false;

		}

		if (frm.LabList.value=='') {

			alert("Please select at least one Lab Certification Type");

			return false;

		}



		if(frm.colorfrom && frm.colorto) {

			if (parseFloat(frm.colorfrom.value) > parseFloat(frm.colorto.value)) {

				tmp1 = frm.colorfrom.value;

				tmp2 = frm.colorto.value;

				setselect('idcolorfrom', tmp2);

				setselect('idcolorto', tmp1);

			}

		}

		if (frm.clarityfrom && frm.clarityfrom) {

			if (parseFloat(frm.clarityfrom.value) < parseFloat(frm.clarityto.value)) {

				tmp1 = frm.clarityfrom.value;

				tmp2 = frm.clarityto.value;

				setselect('idclarityfrom', tmp2);

				setselect('idclarityto', tmp1);

			}

		}



		if (frm.weightfrom.value.length>0) {

			if (!IsNumeric(frm.weightfrom.value))

			{

				alert('Carat Weight Range must be a number between 0 and 99');

				frm.weightfrom.focus();

				return false;

			}

			else

			{

				frm.weightfrom.value = frm.weightfrom.value.replace(/,/g,"")

				weightfromvalue = parseFloat(frm.weightfrom.value);

				if (weightfromvalue < 0 || weightfromvalue > 99)

				{

					alert('Carat Weight Range must be a number between 0 and 99');

					frm.weightfrom.focus();

					return false;

				}

			}

		}

		if (frm.weightto.value.length>0) {

			if (!IsNumeric(frm.weightto.value))

			{

				alert('Carat Weight Range must be a number between 0 and 99');

				frm.weightto.focus();

				return false;

			}

			else

			{

			    frm.weightto.value = frm.weightto.value.replace(/,/g,"")

				weighttovalue = parseFloat(frm.weightto.value);

				if (weighttovalue < 0 || weighttovalue > 99)

				{

					alert('Carat Weight Range must be a number between 0 and 99');

					frm.weightto.focus();

					return false;

				}

			}

		}

		if ((frm.weightfrom.value.length>0) && (frm.weightto.value.length>0) && (weightfromvalue > weighttovalue))

		{

			tmp1 = frm.weightfrom.value;

			tmp2 = frm.weightto.value;

			frm.weightfrom.value = tmp2;

			frm.weightto.value = tmp1;

		}



		if (frm.pricefrom.value.length>0) {

			if (!IsNumeric(frm.pricefrom.value))

			{

				alert('Price Range must be a number between 1 and 999999');

				frm.pricefrom.focus();

				return false;

			}

			else

			{

                frm.pricefrom.value = frm.pricefrom.value.replace(/,/g,"")

				pricefromvalue = parseFloat(frm.pricefrom.value);

				if (pricefromvalue < 1 || pricefromvalue > 999999)

				{

					alert('Price Range must be a number between 1 and 999999');

					frm.pricefrom.focus();

					return false;

				}

			}

		}



		if (frm.priceto.value.length>0) {

			if (!IsNumeric(frm.priceto.value))

			{

				alert('Price Range must be a number between 1 and 999999');

				frm.priceto.focus();

				return false;

			}

			else

			{

				frm.priceto.value = frm.priceto.value.replace(/,/g,"")

				pricetovalue = parseFloat(frm.priceto.value);

				if (pricetovalue < 1 || pricetovalue > 999999)

				{

					alert('Price Range must be a number between 1 and 999999');

					frm.priceto.focus();

					return false;

				}

			}

		}

		if ((frm.pricefrom.value.length>0) && (frm.priceto.value.length>0) && (pricefromvalue > pricetovalue))

		{

			tmp1 = frm.pricefrom.value;

			tmp2 = frm.priceto.value;

			frm.pricefrom.value = tmp2;

			frm.priceto.value = tmp1;

		}



	frm.Page.value = n;

	frm.submittype.value = 1;

	frm.submit();

}