function convertweight (way) {

        var num1 , num2

        if (way==1) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2*.03527399

document.weightsize.weightto.value=num1
        }

        if (way==2) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2/.03527399

document.weightsize.weightto.value=num1
        }

        if (way==3) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2*16

document.weightsize.weightto.value=num1
        }

        if (way==4) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2/16

document.weightsize.weightto.value=num1
        }

        if (way==5) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2*2.204622621

document.weightsize.weightto.value=num1
        }

        if (way==6) {

num2=parseFloat(document.weightsize.weightfrom.value)

num1=num2/2.204622621

document.weightsize.weightto.value=num1
        }

        if (way==99) {

document.weightsize.weightfrom.value=document.weightsize.weightto.value

document.weightsize.weightto.value=""
        }

}

function resetweight() {

document.weightsize.weightto.value=""

}