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Saturday, May 22, 2010 9:31:28 AM

//<html> //<head> //<STYLE TYPE="text/css"> //.N { //width:40; //height:40; // color:black; // font-weight:bold; // font-size:12; // } //</STYLE> //<script language=javascript> //function xoa1() //{ //a=f.nhap.value; //f.nhap.value=a.substring(0,a.length-1); //} //function canbac2() //{ //var can1 = prompt ('Nhập Giá Trị Tính Căn Bậc 2:') //var can2=Math.sqrt(can1); //f.nhap.value+=can2; //} //function ddau() //{ //tam=f.nhap.value; //if(tam==' ' || tam=='+') // f.nhap.value='-'; //else // if(tam=='-') // f.nhap.value='+'; // else // if (parseInt(f.nhap.value)<0) // f.nhap.value=tam*-1; // else // f.nhap.value=tam*-1; //} //function kiemtra() //{ //tamcham=f.nhap.value; //if(tamcham==' ') //alert('Nhập sai công thức toán học'); //} //function bang() //{ //kiemtra(); //if(f.nhap.value!=' ') //f.nhap.value=eval(f.nhap.value); //} //function cham() //{ //kiemtra(); //if(f.nhap.value!=' ') //f.nhap.value+='.'; //} //function tinhtan() //{ //tamtinhtan=f.nhap.value; //var tag = prompt ('Nhập Giá Trị Tính Tan:') //var tag2=Math.tan(tag); //f.nhap.value+=tag2; //} //function tinhcos() //{ //tamtinhcos=f.nhap.value; //var cox = prompt ('Nhập Giá Trị Tính Cos:') //var cox2=Math.cos(cox); //f.nhap.value+=cox2; //} //function tinhsin() //{ //tamtinhsin=f.nhap.value; //var sim = prompt ('Nhập Giá Trị Tính Sin:') //var sim2=Math.sin(sim); //f.nhap.value+=sim2; //} //function tinhlog() //{ //tamtinhlog=f.nhap.value; //var logg= prompt ('Nhập Giá Trị Tính Log:') //var logg2=Math.log(logg) //f.nhap.value+=logg2; //} //function tinhmax() //{ //var sodau=prompt('Nhập số thứ nhất :') //var soduoi=prompt('Nhập số thứ hai :') //var lonnhat=Math.max(sodau,soduoi) //f.nhap.value+=lonnhat; //} //function tinhmin() //{ //var sodau1=prompt('Nhập số thứ nhất :') //var soduoi1=prompt('Nhập số thứ hai :') //var lonnhat1=Math.min(sodau1,soduoi1) //f.nhap.value+=lonnhat1; //} //function tinhluythua() //{ //var xx=prompt('Nhập X :','Với X^Y'); //var yy=prompt('Nhập Y :','Với X^Y'); //var xy=Math.pow(xx,yy); //f.nhap.value+=xy; //} //</script> //</head> //<body> //
//

//Máy Tính Đơn Giản
//<form name="f"> //<input type="text" name="nhap" size=32> //<input type="button" name="C" value="C" class="N" onclick="xoa1()"> //<input type="button" name="CE" value="CE" onclick="f.nhap.value=' '" class="N"> //<input type="button" name="mod" value="mod" onclick="canbac2()" class="N" > //<input type="button" name="Sqrt" value="sqrt" onclick="canbac2()" class="N" > //<input type="button" name="tan" value="tan" onclick="tinhtan()" class="N" > //<input type="button" name="1" value="1" onclick="f.nhap.value+=1" class="N"> // <input type="button" name="2" value="2" onclick="f.nhap.value+=2" class="N"> // <input type="button" name="3" value="3" onclick="f.nhap.value+=3" class="N"> //<input type="button" name="+" value="+" onclick="f.nhap.value+='+'" class="N"> //<input type="button" name="cos" value="cos" onclick="tinhcos()" class="N" > //<input type="button" name="4" value="4" onclick="f.nhap.value+=4" class="N"> //<input type="button" name="5" value="5" onclick="f.nhap.value+=5" class="N"> //<input type="button" name="6" value="6" onclick="f.nhap.value+=6" class="N"> //<input type="button" name="-" value="-" onclick="f.nhap.value+='-'" class="N"> //<input type="button" name="sin" value="sin" onclick="tinhsin()" class="N" > //<input type="button" name="7" value="7" onclick="f.nhap.value+=7" class="N"> //<input type="button" name="8" value="8" onclick="f.nhap.value+=8" class="N"> //<input type="button" name="9" value="9" onclick="f.nhap.value+=9" class="N"> //<input type="button" name="" value="" onclick="f.nhap.value+='*'" class="N"> //<input type="button" name="x^y" value="x^y" onclick="tinhluythua()" class="N" > //<input type="button" name="0" value="0" onclick="f.nhap.value+=0" class="N"> //<input type="button" name="+/-" value="+/-" class="N" onclick="ddau()"> // <input type="button" name="." value="." class="N" onclick="cham()"> //<input type="button" name="/" value="/" onclick="f.nhap.value+='/'" class="N" > //<input type="button" name="=" value="=" onclick="bang()" class="N"> //<input type="button" name="round" value="round" onclick="bang()" class="N"> //<input type="button" name="Max" value="Max" onclick="tinhmax()" class="N"> //<input type="button" name="Min" value="Min" onclick="tinhmin()" class="N"> //<input type="button" name="Log" value="log" onclick="tinhlog()" class="N"> //<input type="button" name="Pi" value="Pi" onclick="f.nhap.value+='3,14159'" class="N"> //

//Máy Tính Đơn Giản

//<form name="f"> //<input type="text" name="nhap" size=32>

//<input type="button" name="C" value="C" class="N" onclick="xoa1()"> //<input type="button" name="CE" value="CE" onclick="f.nhap.value=' '" class="N"> //<input type="button" name="mod" value="mod" onclick="canbac2()" class="N" > //<input type="button" name="Sqrt" value="sqrt" onclick="canbac2()" class="N" > //<input type="button" name="tan" value="tan" onclick="tinhtan()" class="N" >
//<input type="button" name="1" value="1" onclick="f.nhap.value+=1" class="N"> // <input type="button" name="2" value="2" onclick="f.nhap.value+=2" class="N"> // <input type="button" name="3" value="3" onclick="f.nhap.value+=3" class="N"> //<input type="button" name="+" value="+" onclick="f.nhap.value+='+'" class="N"> //<input type="button" name="cos" value="cos" onclick="tinhcos()" class="N" >
//<input type="button" name="4" value="4" onclick="f.nhap.value+=4" class="N"> //<input type="button" name="5" value="5" onclick="f.nhap.value+=5" class="N"> //<input type="button" name="6" value="6" onclick="f.nhap.value+=6" class="N"> //<input type="button" name="-" value="-" onclick="f.nhap.value+='-'" class="N"> //<input type="button" name="sin" value="sin" onclick="tinhsin()" class="N" >
//<input type="button" name="7" value="7" onclick="f.nhap.value+=7" class="N"> //<input type="button" name="8" value="8" onclick="f.nhap.value+=8" class="N"> //<input type="button" name="9" value="9" onclick="f.nhap.value+=9" class="N"> //<input type="button" name="*" value="*" onclick="f.nhap.value+='*'" class="N"> //<input type="button" name="x^y" value="x^y" onclick="tinhluythua()" class="N" >
//<input type="button" name="0" value="0" onclick="f.nhap.value+=0" class="N"> //<input type="button" name="+/-" value="+/-" class="N" onclick="ddau()"> // <input type="button" name="." value="." class="N" onclick="cham()"> //<input type="button" name="/" value="/" onclick="f.nhap.value+='/'" class="N" > //<input type="button" name="=" value="=" onclick="bang()" class="N">
//<input type="button" name="round" value="round" onclick="bang()" class="N"> //<input type="button" name="Max" value="Max" onclick="tinhmax()" class="N"> //<input type="button" name="Min" value="Min" onclick="tinhmin()" class="N"> //<input type="button" name="Log" value="log" onclick="tinhlog()" class="N"> //<input type="button" name="Pi" value="Pi" onclick="f.nhap.value+='3,14159'" class="N"> //

//còn mod, round //</body> </html>//

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