function ValidateEmail(valor) 
{
    if (/\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/.test(valor))
	    return true;
    else
	    return false;
}  

function ValidateUpload(source, arguments)
{

    fupFile= document.getElementById(source.controltovalidate);
    arguments.IsValid=ValidFile(fupFile.value);

}

function LoadType()
{
    
    var ddlConsultation=document.getElementById("ddlConsultation");
    var hdnContactFormType=getElementContact("hdnContactFormType");
    if (ddlConsultation.value=="drclevens")
        hdnContactFormType.value="LargeDrClevens";
    if (ddlConsultation.value=="drdiaz")
        hdnContactFormType.value="LargeDrDiaz";

}
    
function ValidFile(value){
    var hddLargeContactUploadExtension=document.getElementById("hddLargeContactUploadExtension").value.toLowerCase();
    var arrExtension=hddLargeContactUploadExtension.split(",");
    var IsValid=false;
	
    var i=0;
    for (i=0;i<arrExtension.length;i++) 
    {
	    var pos=value.toLowerCase().indexOf(arrExtension[i]);
	    if (pos>=0)	{
		    IsValid=true;
		    break;
	    }										
			
		
    }
    return IsValid;
}



function CustomValidateEmail(source, arguments)
{
    if(arguments)
    {
        var Email = getElementContact(source.controltovalidate);
        if (Email.value == "")
        {
	        source.errormessage = 'Please, enter your email.';
    	   
	        arguments.IsValid=false;
	        return;
        }
        else
        {
        if(!ValidateEmail(Email.value))
	        {
		        source.errormessage = "Please check your email.";
    		 
		        arguments.IsValid=false;
		        return;
	        }
        }
        arguments.IsValid=true;

    }    
}


function ValidateComments(source, arguments)
{

    var Comment = getElementContact(source.controltovalidate);
    if (Comment.value == "")
    {
	    source.errormessage = 'Please, enter your comments.';
	    //Comment.focus();
	    arguments.IsValid=false;
	    return;
    }		
    arguments.IsValid=true;
}


function ValidateFirstName(source, arguments)
{

    debugger;
    var FirstName = getElementContact(source.controltovalidate);
    if (FirstName.value == "")
    {
	    source.errormessage = 'Please, enter your first name.';
	    //Comment.focus();
	    arguments.IsValid=false;
	    return;
    }		
    arguments.IsValid=true;
}


function ValidateLastName(source, arguments)
{

    var LastName = getElementContact(source.controltovalidate);
    if (LastName.value == "")
    {
	    source.errormessage = 'Please, enter your last name.';
	    //Comment.focus();
	    arguments.IsValid=false;
	    return;
    }		
    arguments.IsValid=true;
}



function getElementContact(name)
{
    var object = null;
    var tbSmallContact=document.getElementById('tbContactLarge'); 
    for (var i=0; i<tbSmallContact.rows.length; i++)
    {
        for (var j=0; j<tbSmallContact.rows[i].cells.length; j++)
        {
            for (var k=0; k<tbSmallContact.rows[i].cells[j].childNodes.length; k++)
            {                
                if(tbSmallContact.rows[i].cells[j].childNodes[k].id == name)
                {
                   object = tbSmallContact.rows[i].cells[j].childNodes[k];
                   return object;
                }
            }
        }
       
    }    
}




function ValidatePhone(source, arguments)
{
	    var ValidChars = "0123456789.()- ";
	    var IsCorrect=true;
	    var Char;
        var IsValid=false;
        incoming= document.getElementById(source.controltovalidate).value;
	    for (cont = 0; cont < incoming.length && IsCorrect == true; cont++) 
	    { 
	        Char = incoming.charAt(cont); 
	        if (ValidChars.indexOf(Char) == -1) {
	             arguments.IsValid= false;
	             return;
	        }
	    }
	    arguments.IsValid= true;
}