function trim(text){
	text = text.replace(/^\s+/, "");
	text = text.replace(/\s+$/, "");
	text = text.replace(/\s+/g, " ");
	return text;
}
/*
function searchShow(item){
	if(item.selectedIndex == 4){
		document.getElementById('accommodation-list').style.display='block';
	}else{
		document.getElementById('accommodation-list').style.display='none';
	}
}
*/
function showMenu(strW, bolShow){

	for(i = 1; i <= 10; i++){
		if(document.getElementById("menu_h_" + i) != undefined){document.getElementById("menu_h_" + i).style.display="none";}
	}

	if(bolShow){
		/*if(BrowserDetect.browser == "Explorer" && BrowserDetect.version == 6){
			for (i=0; i<$('qui_s_form').elements.length; i++){
				$('qui_s_form').elements[i].style.visibility='hidden';
			}	
		}*/
		if(document.getElementById(strW) != undefined){
			document.getElementById(strW).style.display = "block";
		}
	}else{
		/*if(BrowserDetect.browser == "Explorer" && BrowserDetect.version == 6){
			for (i=0; i<$('qui_s_form').elements.length; i++){
				$('qui_s_form').elements[i].style.visibility='visible';
			}	
		}*/
	}
}

function checkFeedbackForm(){		
	
	if (trim($("#text_01").val()).length < 2){
		alert("Please enter your first name.");
		$("#text_01").val(trim($("#text_01").val()));
		$("#text_01").focus();
		return false;
	}
	
	if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(trim($("#text_03").val())))){
		alert("Please enter a valid email address.");
		$("#text_03").val(trim($("#text_03").val()));
		$("#text_03").focus();
		return false;
	}
	
	return true;
}

function checkProposalForm(){		
	
	if (trim($("#text_01").val()).length < 2){
		alert("Please enter your first name.");
		$("#text_01").val(trim($("#text_01").val()));
		$("#text_01").focus();
		return false;
	}
	
	if (trim($("#text_02").val()).length < 2){
		alert("Please enter your contact number.");
		$("#text_02").val(trim($("#text_02").val()));
		$("#text_02").focus();
		return false;
	}
	
	if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(trim($("#text_03").val())))){
		alert("Please enter a valid email address.");
		$("#text_03").val(trim($("#text_03").val()));
		$("#text_03").focus();
		return false;
	}
	
	if (trim($("#text_04").val()).length < 2){
		alert("Please enter your organisation/company name.");
		$("#text_04").val(trim($("#text_04").val()));
		$("#text_04").focus();
		return false;
	}
	
	if (trim($("#text_05").val()).length < 2){
		alert("Please enter your district municipal area.");
		$("#text_05").val(trim($("#text_05").val()));
		$("#text_05").focus();
		return false;
	}
	
	return true;
}