function keypress_handle(e,sform,kbox){
            var key = window.event ? e.keyCode : e.which;
		    
	if(key == 13) {
	    get_go(sform,kbox);
    }
}
	    
function get_go(sform, kbox){
    var string = clean_string(document.getElementById(kbox).value);
    document.getElementById(kbox).value = string;
    var obj = document.getElementById(sform);
    obj.submit();
}
	    
function clean_string(string){		
    string = string.replace(/[~!@#$%^&*()_\+\=\[\]\{\}'";:\?\/\.>,<]+/g,'');
	string = string.replace(/^\s+|\s+$/g, '');
	string = string.replace(/\s+/g, '-');		
	return string;
}