function tabnav(ctab){

	var qboxval = document.getElementById("qbox").value;
	var curarr = qboxval.split(" ");
	var newarr = new Array();
	var qboxvalend;
	
	var x;
	
	for (x in curarr)
	{
		if (curarr[x].indexOf('-') != 0 && curarr[x].indexOf('+') != 0){
			newarr.push(curarr[x]);
		}
	}
	
	qboxvalend = newarr.join(' ');
	qboxvalend = qboxvalend.replace(/^\s+|\s+$/g, '');
	
	if (qboxval == ""){
		window.location = "/"+ctab+"/";
	}else{
		window.location = "/"+ctab+"/"+qboxvalend+".htm";
	}
}

function qbox_change(qbox){
	
	var qboxval = document.getElementById("qbox").value;
	var qbox2val = document.getElementById("qbox_2").value;
	
	if(qbox == "qbox"){
		document.getElementById("qbox_2").value = qboxval;
	}else{
		document.getElementById("qbox").value = qbox2val;
	}

}