function  str_replace(haystack, needle, replacement) {
	var temp = haystack.split(needle);
	return temp.join(replacement);
}

function srch_global_form(event){
	var error 		= 0;
	var key_code 	= event.keyCode;
	var srch_link 	= global_srch_link;
	if (key_code==undefined || key_code==0) key_code=13;
	if (key_code==13){
		if (document.getElementById('srch_global_str')){
			var srch_str = document.getElementById('srch_global_str');
			if (srch_str.value.length<2) {
				error = 1;
				alert(to_small_str_srch);
			} else srch_link+='?srch_global_str='+srch_str.value;
		}
		if (!error) location.href = srch_link;
	}
	
}