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<![CDATA[
<HTML>
<HEAD>
<TITLE>
JavaScript DESTINATION - P094
</TITLE>
<SCRIPT LANGUAGE="JavaScript">
<!--
var computed = false
var decimal = 0
function convert (entryform, from, to)
{
convertfrom = from.selectedIndex
convertto = to.selectedIndex
entryform.display.value = (entryform.input.value * from[convertfrom].value / to[convertto].value )
}
function addChar (input, character)
{
if((character=='.' && decimal=="0") || character!='.')
{
(input.value == "" || input.value == "0") ? input.value = character : input.value += character
convert(input.form,input.form.measure1,input.form.measure2)
computed = true
if (character=='.')
{
decimal=1
}
}
}
function clear (form)
{
form.input.value = 0
form.display.value = 0
decimal=0
}
// -->
</SCRIPT>
</HEAD>
<BODY>
<H2>Premena jednotiek</H2>
<FORM METHOD="POST" NAME="calculator">
<TABLE BORDER="3" CELLPADDING="3">
<TR><TH>Premenit:</TH>
<TD><INPUT SIZE="15" NAME="input" ONCHANGE="convert(this.form,form.measure1, form.measure2)"></TD>
<TD>
<SELECT NAME="measure1" ONCHANGE="convert(this.form,this, form.measure2)">
<OPTION VALUE="0.01" SELECTED>cm
<OPTION VALUE="1">m
<OPTION VALUE="1000">km
<OPTION VALUE="0.3048">stopy
<OPTION VALUE="0.9144">yardy
<OPTION VALUE="1610">mile
</SELECT>
</TD>
<TR><TH>na:</TH>
<TD><INPUT SIZE="15" NAME="display"></TD>
<TD>
<SELECT NAME="measure2" ONCHANGE="convert(this.form,form.measure1, this)">
<OPTION VALUE="0.01">cm
<OPTION VALUE="1">m
<OPTION VALUE="1000">km
<OPTION VALUE="0.3048" SELECTED>stopy
<OPTION VALUE="0.9144">yardy
<OPTION VALUE="1610">mile
</SELECT>
</TD>
</TABLE>
<TABLE BORDER="3" CELLPADDING="3">
<TR><TD><INPUT TYPE="button" VALUE="7" ONCLICK="addChar(this.form.input,'7')"></TD>
<TD><INPUT TYPE="button" VALUE="8" ONCLICK="addChar(this.form.input,'8')"></TD>
<TD><INPUT TYPE="button" VALUE="9" ONCLICK="addChar(this.form.input,'9')"></TD>
<TR><TD><INPUT TYPE="button" VALUE="4" ONCLICK="addChar(this.form.input,'4')"></TD>
<TD><INPUT TYPE="button" VALUE="5" ONCLICK="addChar(this.form.input,'5')"></TD>
<TD><INPUT TYPE="button" VALUE="6" ONCLICK="addChar(this.form.input,'6')"></TD>
<TR><TD><INPUT TYPE="button" VALUE="1" ONCLICK="addChar(this.form.input,'1')"></TD>
<TD><INPUT TYPE="button" VALUE="2" ONCLICK="addChar(this.form.input,'2')"></TD>
<TD><INPUT TYPE="button" VALUE="3" ONCLICK="addChar(this.form.input,'3')"></TD>
<TR><TD><INPUT TYPE="button" VALUE="0" ONCLICK="addChar(this.form.input,'0')"></TD>
<TD><INPUT TYPE="button" VALUE="." ONCLICK="addChar(this.form.input,'.')"></TD>
<TD ROWSPAN=""><INPUT TYPE="button" VALUE="C" ONCLICK="clear(this.form)"><TD>
</TABLE>
</FORM>
</BODY>
</HTML>
]]>
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