代码如下： <!--脚本说明：把如下代码加入<body>区域中:--> <SCRIPT LANGUAGE="JavaScript"> <!-- Hide JavaScript from Java-Impaired Browsers function getHplot(){ n=new initArray(0,0,0,0,0,0) v=new initArray(0,0,0,0,0,0) title=document.isnform.title.value; stitle=document.isnform.stitle.value; document.write('<TABLE BORDER=0 WIDTH=486><TR><TD ' +'COLSPAN=3 ALIGN=CENTER><B>Horizontal Bar Graph</' +'B></TD></TR><TR><TD COLSPAN=3 ALIGN=CENTER><B>' +title+'</B><BR><I>'+stitle+'</I></TD></TR>'); v[0]=document.isnform.v1.value; v[1]=document.isnform.v2.value; v[2]=document.isnform.v3.value; v[3]=document.isnform.v4.value; v[4]=document.isnform.v5.value; v[5]=document.isnform.v6.value; n[9]=0; n[6]=0; n[7]=0; for (var i=0;i<6;i++){ if (v[i].length>n[9]){ n[9]=v[i].length; } /* The next three lines are needed for visitors who still live on the Win3.x platform. If none of your visitors use older platforms, n[i]=eval(v[i]); may be substituted for these three lines. */ str=v[i] StringToNumber(); n[i]=num; // eval(v[i]); may be substituted if (n[i]<0){ n[i]=0; } n[6]+=n[i]; if (n[i]>n[7]){ n[7]=n[i]; } } n[10]=(n[9]+6)*8 n[8]=n[7]/(484-n[10]); // my divisor document.write('<TR><TD><B>'+document.isnform.n1.value +'</B></TD><TD><IMG SRC="a.gif" HEIGHT=10 WIDTH=' +(n[0]/n[8])+' BORDER=1></TD><TD>'+v[0]+'</TD></TR>' +'<TR><TD><B>'+document.isnform.n2.value +'</B></TD><TD><IMG SRC="b.gif" HEIGHT=10 WIDTH='+(n[1]/n[8]) +' BORDER=1></TD><TD>'+v[1]+'</TD></TR>' +'<TR><TD><B>'+document.isnform.n3.value +'</B></TD><TD><IMG SRC="c.gif" HEIGHT=10 WIDTH='+(n[2]/n[8]) +' BORDER=1></TD><TD>'+v[2]+'</TD></TR>' +'<TR><TD><B>'+document.isnform.n4.value +'</B></TD><TD><IMG SRC="d.gif" HEIGHT=10 WIDTH='+(n[3]/n[8]) +' BORDER=1></TD><TD>'+v[3]+'</TD></TR>' +'<TR><TD><B>'+document.isnform.n5.value +'</B></TD><TD><IMG SRC="e.gif" HEIGHT=10 WIDTH='+(n[4]/n[8]) +' BORDER=1></TD><TD>'+v[4]+'</TD></TR>' +'<TR><TD><B>'+document.isnform.n6.value +'</B></TD><TD><IMG SRC="a.gif" HEIGHT=10 WIDTH='+(n[5]/n[8]) +' BORDER=1></TD><TD>'+v[5]+'</TD></TR>'); document.write('<TR><TD COLSPAN=3><HR NOSHADE></TD></TR></TABLE>'); getVplot(); } function getVplot(){ n[8]=n[7]/100; document.write('<P><TABLE BORDER=0 WIDTH=486><TR><TD' +' COLSPAN=6 ALIGN=CENTER><B>Vertical Bar Graph</B></TD></TR>' +'<TR><TD COLSPAN=6 ALIGN=CENTER><B>' +title+'</B><BR><I>'+stitle+'</I></TD></TR><TR>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="a.gif" HEIGHT=' +(n[0]/n[8]) +' WIDTH=50 BORDER=1></TD>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="b.gif" HEIGHT=' +(n[1]/n[8])+' WIDTH=50 BORDER=1></TD>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="c.gif" HEIGHT=' +(n[2]/n[8])+' WIDTH=50 BORDER=1></TD>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="d.gif" HEIGHT=' +(n[3]/n[8])+' WIDTH=50 BORDER=1></TD>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="e.gif" HEIGHT=' +(n[4]/n[8])+' WIDTH=50 BORDER=1></TD>' +'<TD VALIGN=BOTTOM ALIGN=CENTER><IMG SRC="a.gif" HEIGHT=' +(n[5]/n[8])+' WIDTH=50 BORDER=1></TD></TR><TR>' +'<TD ALIGN=CENTER><B>'+document.isnform.n1.value+'</B></TD>' +'<TD ALIGN=CENTER><B>'+document.isnform.n2.value+'</B></TD>' +'<TD ALIGN=CENTER><B>'+document.isnform.n3.value+'</B></TD>' +'<TD ALIGN=CENTER><B>'+document.isnform.n4.value+'</B></TD>' +'<TD ALIGN=CENTER><B>'+document.isnform.n5.value+'</B></TD>' +'<TD ALIGN=CENTER><B>'+document.isnform.n6.value+'</B></TD></TR>' +'<TR><TD ALIGN=CENTER>'+v[0]+'</B></TD>' +'<TD ALIGN=CENTER>'+v[1]+'</TD>' +'<TD ALIGN=CENTER>'+v[2]+'</TD>' +'<TD ALIGN=CENTER>'+v[3]+'</TD>' +'<TD ALIGN=CENTER>'+v[4]+'</TD>' +'<TD ALIGN=CENTER>'+v[5]+'</TD></TR><TR><TD COLSPAN=6' +'><HR NOSHADE><P></TD></TR></TABLE>'); } var pwr=new initArray(1,2,3,4); pwr[0]=1; pwr[1]=10; pwr[2]=100; pwr[3]=1000; pwr[4]=10000; pwr[5]=100000; pwr[6]=1000000; pwr[7]=10000000; /* Add more to array - pwr[8]=100000000, etc. - if strings longer than 8 are to be used. */ var ns="0123456789" var cr=""; var str=""; /* Pass this function a string (named "str") and it will return a number (named "num") Useful until all versions of JavaScript on all platforms support string to numeric conversions with predictability. */ function StringToNumber(){ num=0; strl=str.length; for (var j=strl-1;j>-1;j--){ cr=str.substring(j,j+1); pos=ns.indexOf(cr); num+=pos*pwr[strl-j-1]; } } function initArray() { this.length=initArray.arguments.length; for (var i=0;i<this.length;i++) { this[i]=initArray.arguments[i]; } } // End Hiding --> </SCRIPT> <CENTER> <FORM NAME='isnform'> <TABLE BORDER=0 WIDTH=486> <TR><TD ALIGN=CENTER COLSPAN=7>Graph Title: <INPUT TYPE='text' NAME='title' SIZE='40' VALUE='Visitors every week since the start!'> <BR>Graph Legend: <INPUT TYPE='text' NAME='stitle' SIZE='40' VALUE='(29 june - 31 july)'></TD></TR> <TR><TD>Graph Value Names:</TD> <TD><INPUT TYPE='text' NAME='n1' SIZE='8' VALUE='29/6-6/7'></TD> <TD><INPUT TYPE='text' NAME='n2' SIZE='8' VALUE='6/7-13/7'></TD> <TD><INPUT TYPE='text' NAME='n3' SIZE='8' VALUE='13/7-20/7'></TD> <TD><INPUT TYPE='text' NAME='n4' SIZE='8' VALUE='20/7-27/7'></TD> <TD><INPUT TYPE='text' NAME='n5' SIZE='8' VALUE='27/7-31/7'></TD> <TD><INPUT TYPE='text' NAME='n6' SIZE='8' VALUE='29/6-31/7'></TD></TR> <TR><TD><BR>Graph Values: <TD><INPUT TYPE='text' NAME='v1' SIZE='8' VALUE=441> <TD><INPUT TYPE='text' NAME='v2' SIZE='8' VALUE=841> <TD><INPUT TYPE='text' NAME='v3' SIZE='8' VALUE=1233> <TD><INPUT TYPE='text' NAME='v4' SIZE='8' VALUE=1547> <TD><INPUT TYPE='text' NAME='v5' SIZE='8' VALUE=777> <TD><INPUT TYPE='text' NAME='v6' SIZE='8' VALUE=48> </TD></TR> </TABLE> </FORM> <SCRIPT LANGUAGE="JavaScript"> <!-- Hide from JavaScript-Impaired Browsers getHplot(); // End Hiding --> </SCRIPT> </CENTER>
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