function adjustHeight(elem1, elem2, elem3, elem4)
{
    var e1 = document.getElementById(elem1);
    var e2 = document.getElementById(elem2);
    var l1 = document.getElementById(elem3);
    var dif;
    if (e1 && e2)
    {
        var h1 = e1.offsetHeight;
        var h2 = e2.offsetHeight;
//        alert('1:  ' + h1);
//       alert('2:  ' + h2);
        if(Math.max(h1, h2) == h1)
        {
            e2.style.height = h1 + "px";
            dif = h1-h2;
        }
        else
        {
            e1.style.height = h2 + "px";
            dif = h2-h1;
        }
    }
    if( elem4 == 1 )
   		l1.style.marginTop = dif + "px";
}



 var s2Friend = function (form) {
	
	if( form.rName.value == "" ) {
		alert("Please! Enter Recipent's name");
		form.rName.focus();
		return false;		
	}
	else if ( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.rEmail.value)) ) {
		alert("Invalid Recipent's Email");
		form.rEmail.focus();
		return false;		
	}
	else if( form.yName.value == "" ) {
		alert("Please! Enter Your name");
		form.yName.focus();
		return false;		
	}
	else if ( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.yEmail.value)) ) {
		alert("Invalid Recipent's Email");
		form.yEmail.focus();
		return false;		
	}
	else if( form.txtNumber.value == "" ) {
		alert("Please! Enter Varificaion Code");
		form.txtNumber.focus();
		return false;		
	}
	
	else
	
		return true;
}



var reGister = function ( form ) {
	if( form.fname.value == "" ) {
		alert("Please! Enter First name");
		form.fname.focus();
		return false;		
	}
	else if( form.lname.value == "" ) {
		alert("Please! Enter Last name");
		form.lname.focus();
		return false;		
	}
	else if ( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.mail.value)) ) {
		alert("Invalid Email Address");
		form.mail.focus();
		return false;		
	}
/***
	else if( form.password.value == "" ) {
		alert("Missing Password");
		form.password.focus();
		return false;		
	}
	else if( form.password.value != form.rpassword.value ) {
		alert("Password not matched");
		form.password.focus();
		return false;		
	}
**/
	else if( form.phone.value == "" ) {
		alert("Please! Enter Telephone");
		form.phone.focus();
		return false;		
	}
	else if( form.txtNumber.value == "" ) {
		alert("Please! Enter Varificaion Code");
		form.txtNumber.focus();
		return false;		
	}	
	else
	
		return true;
}



	var requestView = function( form )
	{
		if( form.name.value == "" ) {
			alert("Please! Enter Your Name");
			form.name.focus();
			return false;		
		}
		else if( form.adres.value == "" ) {
			alert("Please! Enter Your Address");
			form.adres.focus();
			return false;		
		}
		else if ( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(form.mail.value)) ) {
			alert("Invalid Email Address");
			form.mail.focus();
			return false;		
		}
		else if( form.telephone.value == "" ) {
			alert("Please! Enter Your Telephone");
			form.telephone.focus();
			return false;		
		}
		else if( form.txtNumber.value == "" ) {
			alert("Please! Enter Varificaion Code");
			form.txtNumber.focus();
			return false;		
		}
	}