// JavaScript Document


var field_main;
function do_blink(field)
{
	var errorcolor="#DBDBDB";
	field.focus();
	field.select();
	field.style.background=errorcolor;
    field_main=field;
	setInterval("temp()",500);
  
    
}

function temp(field)
{
var okcolor="#ffffff";
field_main.style.background=okcolor;
}

function validate(field)
{
	try
	{
	valiclass=field.getAttribute("valiclass");
	valimessage=field.getAttribute("valimessage");
	if(valiclass=="required")
	{
	
	req=field.getAttribute("req");
	//alert('asd'+valiclass);
	pattern="\\w{"+req+",}";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
	}
	else if(valiclass=="email")
	{
		pattern="^\\w{1,}@\\w{1,}(\\.\\w{1,}){1,}$";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
	
	}
	else if(valiclass=="number")
	{
		
	if((field.value.length<1)||isNaN(field.value) || (field.value==0))
	{
	alert(valimessage);do_blink(field);return false;
	}
		
	}
	else if(valiclass=="creditcard")
	{
	pattern="^[0-9]{16}$";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
	
	}
	else if(valiclass=="zip")
	{
	pattern="^[0-9]{5}$";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
	
	}
	
	else if(valiclass=="code")
	{
	pattern="^[0-9]{3}$";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
	
	}
	
	
	else if(valiclass=="select")
	{
	if(field.value.toLowerCase()=="na")
	{
	alert(valimessage);
	field.focus();
	return false;
	}
		
	}
	
	
	else if(valiclass=="date")
	{
	pattern="[0-9]{4}\\-[0-9]{1,2}\\-[0-9]{1,2}$";
	if(!field.value.match(pattern))
	{
	alert(valimessage);do_blink(field);return false;
	}
}
else if(valiclass=="integer")
{
	$bool=field.value.match("^[0-9]{1,4}$");	
	if($bool==0)
	{
		alert("Please enter a non-zero number");
		do_blink(field);
		return false;
	}
	if((!$bool)||isNaN(field.value)||(field.value.indexOf(".")!=-1))
	{
	alert(valimessage);
	do_blink(field);
	return false;	
	}
}

else if(valiclass=="qty")
{
	$bool=field.value.match("^[1-9]{1,4}$");
	
if((!$bool)||isNaN(field.value)||(field.value<12))
{
alert(valimessage);do_blink(field);return false;
}
}

else if(valiclass=="picture")
{
if(field.value.length<1)
return true;
values=field.value.toLowerCase();
if(!ends_with(values,".jpg") && !ends_with(values,".gif") && !ends_with(values,".jpeg") && !ends_with(values,".png") && !ends_with(values,".tif"))
{
alert(valimessage);do_blink(field);return false;
}

}
return true;
}
catch(ex)
{
alert(ex.message);
return true;
}
}



function call_validate(form,from,to)
{
for(counter=from;counter<to;counter++)
{
bool=validate(form[counter]);
if(!bool)
{
return false;
break;
}
}
form.submit();
}




/////////////////////
function getIndex(what,form) {
    for (var i=0;i<form.length;i++)
        if (what == form[i])
            return i;
    return -1;
}
////////////////////////////////////

function ends_with(hay,neddle)
{
hay=hay.replace(/^\s*|\s*$/g,"");
neddle_length=neddle.length;
hay_length=hay.length;
hay_part=hay.substring((hay_length-neddle_length),hay_length);
return (hay_part==neddle)
}