function SadeceRakam(e,allowedchars)
{
	var key=e.charCode==undefined?e.keyCode:e.charCode;
	if((/^[0-9]+$/.test(String.fromCharCode(key)))||key==0||key==13||isPassKey(key,allowedchars))
	{
		return true;
	}
	else
	{
		return false;
	}
}
function isPassKey(key,allowedchars)
{
	if(allowedchars!=null)
	{
		for(var i=0;i<allowedchars.length;i++)
		{
			if(allowedchars[i]==String.fromCharCode(key))return true;
		}
	}
	return false;
}
function SadeceRakamBlur(e,clear)
{
	var nesne=e.target?e.target:e.srcElement;
	var val=nesne.value;
	val=val.replace(/^\s+|\s+$/g,"");
	if(clear)val=val.replace(/\s{2,}/g," ");
	nesne.value=val;
}