function validatefrm(){
	var count 	= 0;	
	var msg 	= "Following error(s) occured:\n";	
	var err		= 0;
	
	if(document.getElementById("txt_cfname").value == ""){
		msg += "\n- Please enter your first name.";
		err++;
	}
	if(sc(document.getElementById("txt_fname").value)){
		msg += "\n- The first name must not contain special characters.";
		err++;
	}
	if(document.getElementById("txt_clname").value == ""){
		msg += "\n- Please enter your last name.";
		err++;
	}
	if(sc(document.getElementById("txt_clname").value)){
		msg += "\n- The last name must not contain special characters.";
		err++;
	}

		if(document.getElementById("txt_cemail").value == "" || !echeck(document.getElementById("txt_cemail").value)){
		msg += "\n- Please enter a valid email address.";
		err++;
	}
	if(document.getElementById("txt_cphone").value == "" || !isNumeric(document.getElementById("txt_cphone").value)){
		msg += "\n- Please enter the valid phone no.";
		err++;
	}
	
	if(document.getElementById("txt_ccity").value == ""){
		msg += "\n- Please enter the city.";
		err++;
	}
	if(sc(document.getElementById("txt_ccity").value)){
		msg += "\n- The city name must not contain special characters.";
		err++;
	}
	if(document.getElementById("cmb_ccountry").value == ""){
		msg += "\n- Please select your country.";
		err++;
	}
		if(document.getElementById("txt_comment").value == ""){
		msg += "\n- Please enter the comments.";
		err++;
	}
		
	
		
	if(err>0){
		alert(msg+"\n");
		return false;
		}else{
		return true;
		}
}
function isNumeric(value) {
  if (value == null || !value.toString().match(/^[-]?\d*\.?\d*$/)) return false;
  return true;
}
		
function echeck(str) {

	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		return false
	}

	 if (str.indexOf(at,(lat+1))!=-1){
		return false
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		return false
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
		return false
	 }
	
	 if (str.indexOf(" ")!=-1){
		return false
	 }

	 return true
						
}
function sc(str)
{

	
	var iChars = "!@#$%^&*()+=-[]\\\';,./{}|\":<>?";
	for (var i = 0; i < str.length; i++) {
		if (iChars.indexOf(str.charAt(i)) != -1) {
			return true;
		}
		
	}



}

function tvalidate()
{
	var count 	= 0;	
	var msg 	= "Following error(s) occured:\n";	
	var err		= 0;
	
	if(document.getElementById("txt_fname").value == ""){
		msg += "\n\t- Please enter your first name.";
		err++;
	}
	else if(sc(document.getElementById("txt_fname").value))
	{
		msg += "\n\t- First name must be valid.";
		err++;
	}
	if(document.getElementById("txt_lname").value == ""){
		msg += "\n\t- Please enter your last name.";
		err++;
	}
	else if(sc(document.getElementById("txt_lname").value))
	{
		msg += "\n\t- Last name must be valid.";
		err++;
	}
	
	if(document.getElementById("txt_email").value == "" ){
		msg += "\n\t- Please enter your valid e-mail address.";
		err++;
	}
	if(document.getElementById("cmb_country").value == "" ){
		msg += "\n\t- Please select your country.";
		err++;
	}
	if(document.getElementById("txt_city").value == "" ){
		msg += "\n\t- Please enter your city.";
		err++;
	}
	if(document.getElementById("txt_contact").value == "" || !isNumeric(document.getElementById("txt_contact").value)){
		msg += "\n\t- Please enter the valid cell no.";
		err++;
	}
	

	if(err>0){
		alert(msg+"\n\t");
		return false;
		}
}