function textCounter(field, countfield, maxlimit){
if (field.value.length > maxlimit)
field.value = field.value.substring(0, maxlimit);}

function readbook(page){readbookwin=window.open(page,'Book','width=350,height=380,screenx=100,screeny=100,scrollbars=1,resizable=1');
setTimeout("readbookwin.focus();",10);}