function checkData(){
	var strTmp = "";
	if (document.insform.search_st.value == "Please enter product name") strTmp += "Please enter at least 3 characters for model name\n";
	strTmp += check_null(document.insform.search_st, "text", escape("Please enter at least 3 characters for model name"), 2);
	//strTmp += check_null(document.insform.searchtype, "select", escape("Please select what you are searching for"), 0);
	if(strTmp!=""){
		alert(strTmp);
		return false;
	}
	else
		true;
}
function checkgoogledata(){
	var strTmp = "";
	if (document.googleform.q.value == "Please enter keyword") strTmp += "Please enter keyword\n";
	strTmp += check_null(document.googleform.q, "text", escape("Please enter keyword"), 0);
	if(strTmp!=""){
		alert(strTmp);
		return false;
	}
	else
		true;
}

function show_SearchTable(isGoogle){
	if (isGoogle == "Y"){
		if (navigator.userAgent.toLowerCase().indexOf("netscape") == -1){
			spn_ModelSearch.style.display = "none";
			spn_GoogleSearch.style.display = "";
			spn_ModelSearch_link_active.style.display = "none";
			spn_ModelSearch_link_passive.style.display = "";
			spn_GoogleSearch_link_active.style.display = "";
			spn_GoogleSearch_link_passive.style.display = "none";
		}
		else{
			document.getElementById("spn_ModelSearch").style.visibility = "hidden";
			document.getElementById("spn_GoogleSearch").style.visibility = "visible";
			document.getElementById("spn_ModelSearch").style.height = 0;
			document.getElementById("spn_GoogleSearch").style.height = 58;

			document.getElementById("spn_ModelSearch_link_active").style.visibility = "hidden";
			document.getElementById("spn_ModelSearch_link_passive").style.visibility = "visible";
			document.getElementById("spn_GoogleSearch_link_active").style.visibility = "visible";
			document.getElementById("spn_GoogleSearch_link_passive").style.visibility = "hidden";

		}
		//if((document.insform.search_st.value != "Please enter product name")&&(document.insform.search_st.value != "")) document.googleform.q.value = document.insform.search_st.value;
	}
	else{
		if (navigator.userAgent.toLowerCase().indexOf("netscape") == -1){
			spn_ModelSearch.style.display = "";
			spn_GoogleSearch.style.display = "none";
			spn_ModelSearch_link_active.style.display = "";
			spn_ModelSearch_link_passive.style.display = "none";
			spn_GoogleSearch_link_active.style.display = "none";
			spn_GoogleSearch_link_passive.style.display = "";

		}
		else{
			document.getElementById("spn_ModelSearch").style.visibility = "visible";
			document.getElementById("spn_GoogleSearch").style.visibility = "hidden";
			document.getElementById("spn_ModelSearch").style.height = 58;
			document.getElementById("spn_GoogleSearch").style.height = 0;

			document.getElementById("spn_ModelSearch_link_active").style.visibility = "visible";
			document.getElementById("spn_ModelSearch_link_passive").style.visibility = "hidden";
			document.getElementById("spn_GoogleSearch_link_active").style.visibility = "hidden";
			document.getElementById("spn_GoogleSearch_link_passive").style.visibility = "visible";
			alert('OK');
			//document.getElementById("spn_ModelSearch").style.backgroundColor="a5a5a5";
		}
		//if((document.googleform.q.value != "Please enter keyword")&&(document.googleform.q.value != "")) document.insform.search_st.value = document.googleform.q.value;
	}
}

function check_null(objformname, strformtype, strErrText, MinNum)
{
	var bln_Err = true;
	switch (strformtype)
	{
		case "select":
			if(objformname[0].selected==false) bln_Err = false;
			break;

		case "checkbox":
		case "radio":
			for(var i=0; i<fm.length; i++)
			{
				if(objformname[i].checked)
				{
					bln_Err = false;
					break;
				}
			}
			break;

		default:
			if(objformname.value.length > MinNum) bln_Err = false;
			break;
	}
	if(bln_Err)
		return unescape(strErrText)+"\r\n";
	else
		return "";
}

function clearText(objformname, strValueText)
{
	if(objformname.value == strValueText) objformname.value = "";
}


function ReplaceInput(objformname, strFind, strReplacewith)
{
	if(objformname.value == strFind) objformname.value = strReplacewith;
}