/*_____________ Limit text__________________*/ 
function limitText(limitField, limitNum) {
    if (limitField.value.length > limitNum) {
        limitField.value = limitField.value.substring(0, limitNum);
    }
     return true;  
}

/*________ Clear text________________________*/ 
function clearText(obj) {
if(obj.value==obj.defaultValue) obj.value='';
}
function revert(obj){
if(obj.value=='') obj.value=obj.defaultValue;
}

/*_____________ disable enter key__________________*/  
function disableEnterKey(e)
{
     var key;     
     if(window.event)
          key = window.event.keyCode; //IE
     else
          key = e.which; //firefox     

     return (key != 13);
}

/*_____________ submit__________________*/  
function emailsubmit(){
        document.tangeloemailform.submit();
    }
    
/*_____________ validate________________________*/  
    function emailvalidate() {
        if( document.tangeloemailform.ename.value == "your name" || document.tangeloemailform.eemail.value == "your email address" ){
            alert('Both your name and email must be completed');
            return false;  
        }
        if (document.tangeloemailform.ename.value == "your name") {
            alert("Please enter your name");
            return false;  
        }
        if (document.tangeloemailform.ename.value.length < 2) {
            alert("Please enter your name");           
            document.tangeloemailform.ename.focus();
            return false;  
        }
        if (document.tangeloemailform.eemail.value == "your email address") {
            alert("Please enter your email address");
            document.tangeloemailform.eemail.focus();
            return false;
        }
        if (document.tangeloemailform.eemail.value.indexOf('@') == -1) {
            alert("Your E-Mail address does not appear to be valid");
            document.tangeloemailform.eemail.focus();
            return false;
        }
        if (document.tangeloemailform.eemail.value.indexOf('.') == -1) {
            alert("Your E-Mail address does not appear to be valid");
            document.tangeloemailform.eemail.focus();
            return false;
        }
        if (document.tangeloemailform.ebody.value.length < 15) {
            alert("Please enter a meaningful body");
            return false;  
        }
        if (document.tangeloemailform.ebody.value == "write us a brief message") {
            alert("Please enter a meaningful body");
            return false;  
        } 
    return true;
    }