Sdtest

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test <script language=javascript> function betaCalc() { var r1=new Number(document.getElementById("r1").value); var t1=new Number(document.getElementById("t1").value); var r2=new Number(document.getElementById("r2").value); var t2=new Number(document.getElementById("t2").value); var beta=Math.round(Math.log(r2/r1) / ((1/(t2+273.15)) - (1/(t1+273.15)))); var rz=Math.round(r1* Math.exp(beta*((1/273.15) - (1/(t1+273.15))))); document.getElementById("beta").value = beta; document.getElementById("rz").value = rz; } </script> <form name=betaForm id=betaForm> <table> <tr><td>R₀ (Ω):</td><td><input type=text id=r1 size=10 onkeyup='betaCalc(this);'><td>T₀ (°C):</td><td><input type=text id=t1 size=10 onkeyup='betaCalc(this);'></tr> <tr><td>R (Ω):</td><td><input type=text id=r2 size=10 onkeyup='betaCalc(this);'><td>T (°C):</td><td><input type=text id=t2 size=10 onkeyup='betaCalc(this);'></tr> <tr><td>β:</td><td><input type=text id=beta size=10></tr> <tr><td>Rz:</td><td><input type=text id=rz size=10></tr> </table> </form> <script> function getCookie(c_name) { if (document.cookie.length>0) { c_start=document.cookie.indexOf(c_name + "="); if (c_start!=-1) { c_start=c_start + c_name.length+1; c_end=document.cookie.indexOf(";",c_start); if (c_end==-1) c_end=document.cookie.length; return unescape(document.cookie.substring(c_start,c_end)); } } return ""; } function setCookie(c_name,value,expiredays) { var exdate=new Date(); exdate.setDate(exdate.getDate()+expiredays); document.cookie=c_name+ "=" +escape(value)+ ((expiredays==null) ? "" : ";expires="+exdate.toGMTString()); } </script> <input name="tst" id="tst">