var remail=/^([_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+\.+[a-zA-Z0-9-]+|[_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+\.+[a-zA-Z0-9-]+\.+[a-zA-Z0-9-]+)$/;
var checkIfAlphabet=/[a-zA-Z]/;
var checkifSymbol = /[^_a-zA-Z0-9]/;
var selectedFlag = 0;

function checkImageFormat(fileName) {
	var imageSrc = new String();
	imageSrc = fileName.value;
	imageFormat = imageSrc.slice(imageSrc.length-4);
	if(imageFormat != ".gif" && imageFormat != ".GIF"  && imageFormat != ".jpg"  && imageFormat != ".JPG" && imageFormat != ".jpeg" && imageFormat != ".JPEG") {
		return true;
	} else {
		return false;
	}
}

function checkEmail(fieldvalue) {
	if(remail.test(fieldvalue)) {
		return false;
	} else {
		return true;
	}
}

function checkNumber(fieldvalue) {
	if(isNaN(fieldvalue)) {
		return true;
	} else {
		return false;
	}
}

function checkIfSelected(formNm) {
	for (i=0;i<formNm.elements.length;i++) {
		if(formNm.elements[i].type =="select-multiple"){
			if(formNm.elements[i].value == "") {
				return true;
			} else {
				return false;
			}
		}
	}
}

function checkIfIsChar(fieldvalue) {
	if(checkIfAlphabet.test(fieldvalue.charAt(0))) {
		return false;		
	} else {
		return true;		
	}
}

function checkSpace(fieldvalue) {
	for(counter = 0;counter < fieldvalue.length;counter++) {
		if(fieldvalue.charAt(counter) == " ") {
			error = 1;
			break;
		} else {
			error = 0;			
		}
	}
	if(error == 1) {
		return true;	
	} else {
		return false;
	}
}

function checkSymbol(fieldvalue) {
	for(counter = 0;counter < fieldvalue.length;counter++) {
		if(checkifSymbol.test(fieldvalue.charAt(counter))) {
			error = 1;
			break;
		} else {
			error = 0;			
		}
	}
	if(error == 1) {
		return true;	
	} else {
		return false;
	}
}

function checkIfFirstLetterIsSymbol(fieldvalue) {
	if(checkifSymbol.test(fieldvalue.charAt(0))) {
		error = 1;
	} else {
		error = 0;			
	}

	if(error == 1) {
		return true;	
	} else {
		return false;
	}
}

function checkLength(fieldvalue) {
	if(fieldvalue.length < 6 ) {
		return true;
	} else {
		return false;		
	}
}

function checkBlank(fieldvalue) {
	for(counter=0;counter < fieldvalue.length;counter++) {
		if(fieldvalue.charAt(counter) == " ") {
			continue;
		} else {
			break;
			return false;
		}
	}
	if(fieldvalue.length == counter) {
		return true;
	}
}

function SubmitContactUsFrm(formNm) {
	if(formNm.txtName.value==""){
		alert("Please enter your name");
		formNm.txtName.focus();
	} else if(formNm.txtEmail.value==""){
		alert("Please enter your email");
		formNm.txtEmail.focus();	
	} else if(checkEmail(formNm.txtEmail.value)) {
		alert("Invalid email address");
		formNm.txtEmail.focus();
	} else if(formNm.txtTel.value==""){
		alert("Please Enter your Telephone Number");
		formNm.txtTel.focus();				
	} else if(formNm.cmbCountry.selectedIndex == 0) {
		alert("Please select your country from the drop down box");
		formNm.cmbCountry.focus();
	} else if(formNm.txtMessage.value==""){
		alert("Please Enter your Comments");
		formNm.txtMessage.focus();	
	}	
	 else {
		formNm.ActionType.value = 1;
		formNm.submit();
	}
}



function resetForm(formNm){
	formNm.reset();
}	

function submitLoginFrm(formNm) {
	if(formNm.txt_UserName.value == ""){
		alert("Please enter your username");
		formNm.txt_UserName.focus();	
	} else if(formNm.txt_Password.value == ""){
		alert("Please enter your password");
		formNm.txt_Password.focus();	
	} 
	
	 else {
		formNm.submit();
	}
}