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(C) http://www.calculator.net all right reserved.  
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function showquickobjmsg(A,C,B){if(C){A="<font color=red>"+A+"</font>"}gObj(B).innerHTML=A}function calcball(A){var B=trimAll(gObj("ballradius").value+"");if(!isNumber(B)){showquickobjmsg("the radius need to be numeric",true,A);return }kA="Volume: <font color=green><b>"+(B*B*B*Math.PI*4/3)+"</b></font>";showquickobjmsg(kA,false,A)}function calccone(A){var B=trimAll(gObj("coneradius").value+"");var C=trimAll(gObj("coneheight").value+"");if(!isNumber(B)){showquickobjmsg("the radius need to be numeric",true,A);return }else{if(!isNumber(C)){showquickobjmsg("the height need to be numeric",true,A);return }}kA="Volume: <font color=green><b>"+(B*B*Math.PI*C/3)+"</b></font>";showquickobjmsg(kA,false,A)}function calccube(A){var B=trimAll(gObj("cubeedge").value+"");if(!isNumber(B)){showquickobjmsg("the edge need to be numeric",true,A);return }kA="Volume: <font color=green><b>"+(B*B*B)+"</b></font>";showquickobjmsg(kA,false,A)}function calcctank(A){var C=trimAll(gObj("ctankradius").value+"");var B=trimAll(gObj("ctanklength").value+"");if(!isNumber(C)){showquickobjmsg("the radius need to be numeric",true,A);return }else{if(!isNumber(B)){showquickobjmsg("the length need to be numeric",true,A);return }}kA="Volume: <font color=green><b>"+(C*C*Math.PI*B)+"</b></font>";showquickobjmsg(kA,false,A)}function calcrtank(A){var D=trimAll(gObj("rtanklength").value+"");var B=trimAll(gObj("rtankwidth").value+"");var C=trimAll(gObj("rtankheight").value+"");if(!isNumber(D)){showquickobjmsg("the length need to be numeric",true,A);return }else{if(!isNumber(B)){showquickobjmsg("the width need to be numeric",true,A);return }else{if(!isNumber(C)){showquickobjmsg("the height need to be numeric",true,A);return }}}kA="Volume: <font color=green><b>"+(D*B*C)+"</b></font>";showquickobjmsg(kA,false,A)};