//var weight_from = 0.25, weight_to = 5;
//var intensity_from = 1, intensity_to = 11;
//var color_from = 7;

function ChangeSearchParam(param_name, param_value)
{

	//alert(param_name + "=" + param_value);
	var bSearchAgain = false;
	var colorFrom = window.document.getElementById("ctl00_ContentPlaceHolder1_txtColorFrom");
	var  colorTo= window.document.getElementById("ctl00_ContentPlaceHolder1_txtColorTo");
	var intensityFrom = window.document.getElementById("ctl00_ContentPlaceHolder1_txtintensityFrom");
	var intensityTo = window.document.getElementById("ctl00_ContentPlaceHolder1_txtintensityTo");
	var weightFrom = window.document.getElementById("ctl00_ContentPlaceHolder1_txtWeightFrom");
	var weightTo = window.document.getElementById("ctl00_ContentPlaceHolder1_txtWeightTo");
	switch (param_name)
	{
		case "fancy_color":
			if (colorFrom != param_value)
			{ 
				colorFrom.value = param_value;
				bSearchAgain = true; 
			} 
			if (colorTo != param_value)
			{ 
				colorTo.value = param_value;
				bSearchAgain = true; 
			} 
			break;
		case "fancy_intensity_to":
			if (intensityFrom != param_value) { intensityFrom.value = param_value; bSearchAgain = true; } break;
		case "fancy_intensity_from":
			if (intensityTo != param_value) { intensityTo.value = param_value; bSearchAgain = true; } break;
		case "weight_to":
			if (weightFrom.value != param_value) { weightFrom.value = param_value; bSearchAgain = true; } break;
		case "weight_from":
			if (weightTo != param_value) { weightTo.value = param_value; bSearchAgain = true; } break;
	}
	if (bSearchAgain)
	{
        //colorFrom.value	= color_from;
        //intensityFrom.value	= intensity_from;
        //intensityTo.value	= intensity_to;
        //weightFrom.value	= weight_from;
        //weightTo.value	= weight_to;
//    
//        alert ("Perform search: \n\n" +
//          "Weight: " + weightFrom.value + " - " + weightTo.value + "\n" +
//          "Clarity: " + intensityFrom.value + " - " + intensityTo.value + "\n" +
//          "Color: " + colorFrom.value   );

			   __doPostBack('ctl00$ContentPlaceHolder1$lnkHidden','');
   //  __doPostBack('ctl00$ContentPlaceHolder1$txtColorFrom_txtColorFrom','');
	}
}