function formCheck() 
{
    if (document.getElementById("ctl00_ContentPlaceHolder1_Name").value == "") 
  	{
//  	window.moveTo(200, 400);    alert("Please input your name.");
  	    window.alert("Please input your name.");
  	    
        	document.getElementById("ctl00_ContentPlaceHolder1_Name").focus();
        	return false;
	}

	 if (document.getElementById("ctl00_ContentPlaceHolder1_Email").value == "")
 	{
 	    alert("Please input your email address.");
 	    document.getElementById("ctl00_ContentPlaceHolder1_Email").focus();
	
		return false;	
 	}

 	 if (!IsEmail(document.getElementById("ctl00_ContentPlaceHolder1_Email").value)) {
 		alert ("The email format is invalid, please check");
 		document.getElementById("ctl00_ContentPlaceHolder1_Email").focus();
 		document.getElementById("ctl00_ContentPlaceHolder1_Email").select();	
 		return false;
 	}
	
	 
	 	 if (document.getElementById("ctl00_ContentPlaceHolder1_location").selectedIndex == 0)
     	{
     	    alert("Please select your location (Schedule).");
     	    document.getElementById("ctl00_ContentPlaceHolder1_location").focus();
        	
        	return false;
     	}
  	
	
	 

}
function formCheck2() {
    if (document.getElementById("ctl00_ContentPlaceHolder1_Name").value == "") {
        //  	window.moveTo(200, 400);    alert("Please input your name.");
        window.alert("Please input your name.");

        document.getElementById("ctl00_ContentPlaceHolder1_Name").focus();
        return false;
    }


    if (document.getElementById("ctl00_ContentPlaceHolder1_location").value == "") {
        //  	window.moveTo(200, 400);    alert("Please input your name.");
        window.alert("Please input your location.");

        document.getElementById("ctl00_ContentPlaceHolder1_location").focus();
        return false;
    }

    if (document.getElementById("ctl00_ContentPlaceHolder1_Email").value == "") {
        alert("Please input your email address.");
        document.getElementById("ctl00_ContentPlaceHolder1_Email").focus();

        return false;
    }

    if (!IsEmail(document.getElementById("ctl00_ContentPlaceHolder1_Email").value)) {
        alert("The email format is invalid, please check");
        document.getElementById("ctl00_ContentPlaceHolder1_Email").focus();
        document.getElementById("ctl00_ContentPlaceHolder1_Email").select();
        return false;
    }



}
function checkOpt(opt){
  if (opt.checked) {
	alert("  ")	
  }
}


function checkLength (str) {
var j, s;
size = 0;
    for (j = 0; j < str.length; j++)
    {           
        var c = str.charAt(j);    
        var asciisize = c.charCodeAt(0);        
        if (asciisize >= 32 && asciisize <= 130) 
        	size = size + 1;
        else
        	size = size + 2;        
     }
     
     return size;
	
}


function isDigit (c)
{   return ((c >= "0") && (c <= "9"))
}

function replacenum (s) 
{
var i, str;
str = "";
    for (i = 0; i < s.length; i++)
    {           
        var c = s.charAt(i);        
        
        switch (c) {
        	case "": c = 0; break;
        	case "": c = 1; break;
        	case "": c = 2; break;
        	case "": c = 3; break;
        	case "": c = 4; break;
        	case "": c = 5; break;
        	case "": c = 6; break;
        	case "": c = 7; break;
        	case "": c = 8; break;
        	case "": c = 9; break;        		        		
        }      
        
        str += c;     	
    
    }
    
    return str;
}

function isInteger (s)

{   var i;
   

    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);               
        if (!isDigit(c)) return false;
    }
    
    return true;
}

function IsEmail(email)
{
	var i, countAt
	
	countAt = 0;
	 for (i = 0; i < email.length; i++)
	 {           
        	var c = email.charAt(i); 
		if (c == "@")
			countAt++;
	}
	

   return ((email != "") && (countAt == 1) && (email.indexOf(".") != -1) && (email.indexOf(",") < 0) && (email.indexOf(";") < 0) && (email.indexOf("?") < 0) && (email.indexOf("/") < 0) && (email.indexOf("&") < 0));
//   return ((email != "") && (email.indexOf("@") != -1) && (email.indexOf(".") != -1) && (email.indexOf(",") < 0) && (email.indexOf(";") < 0) && (email.indexOf("?") < 0) && (email.indexOf("/") < 0) && (email.indexOf("&") < 0));
}