<!--
//written by manuel villanueva 10/13/03

function metric(form) {
var input=form.input.value;

if (form.option.selectedIndex == 0) {
//units are in micrograms
form.mcg.value = input;
form.mg.value = input/1000;
form.g.value = input/1000000;
form.ml.value = "N/A";
form.l.value = "N/A";
}

if (form.option.selectedIndex == 1) {
//units are in milligrams
form.mcg.value = input*1000;
form.mg.value = input;
form.g.value = input/1000;
form.ml.value = "N/A";
form.l.value = "N/A";
}

if (form.option.selectedIndex == 2) {
//units are in grams
form.mcg.value = input*1000000;
form.mg.value = input*1000;
form.g.value = input;
form.ml.value = "N/A";
form.l.value = "N/A";
}

if (form.option.selectedIndex == 3) {
//units are in grams
form.mcg.value = "N/A";
form.mg.value = "N/A";
form.g.value = "N/A";
form.ml.value = input;
form.l.value = input/1000;
}

if (form.option.selectedIndex == 4) {
//units are in grams
form.mcg.value = "N/A";
form.mg.value = "N/A";
form.g.value = "N/A";
form.ml.value = input*1000;
form.l.value = input;
}

//alert
if((input==null)||(input=="")||(isNaN(input))){
alert('Please enter numbers only. Use a period for decimal place.');
form.input.focus();
form.input.select();
return false
}
}
// unhide-->