<script>
function checkInt(o){
theV=isNaN(parseInt(o.value))?0:parseInt(o.value);
if(theV!=o.value){o.value=theV;}
txtTotal.value=txtAmount.value*txtPrice.value;
}
function checkP(o){
theV=isNaN(parseFloat(o.value))?0:parseFloat(o.value);
theV=parseInt(theV*100)/100;
if(theV!=o.value){
theV=(theV*100).toString();
theV=theV.substring(0,theV.length-2)+"."+theV.substring(theV.length-2,theV.length)
o.value=theV;
}
txtTotal.value=txtAmount.value*txtPrice.value;
}
</script>
数量:
<input id=txtAmount value=0 onkeyup="checkInt(this);" onpaste="checkInt(this);" oncut="checkInt(this);" ondrop="checkInt(this);" onchange="chec
