WORD c;
char a[255];
char b[255];
char *sti[41]={"PAU301.","PAU302.","PAU303.","PAU304.","PAU305.","PAU1201.","AHUB101.","AHUB102.","AHUB103.","AHU101","AHU102.","AHU301.","AHU302.","AHU303.","AHU304.","AHU305.","AHU306.","AHU307.","AHU308.","AHU309.","AHU310.","AHU311.","AHU312.","AHU313.","AHU314.","AHU315.","AHU316.","AHU317.","AHU318.","AHU319.","AHU320.","AHU321.","AHU322.","AHU323.","AHU401.","AHU402.","AHU601.","AHU1201.","AHU1202.","AHU1203.","AHU1204."};//初始化数组，变量前缀。
char *stl[41]={"PAU301","PAU301","PAU303","PAU303","PAU305","PAU1201","AHUB101","AHUB102","AHUB103","AHUB102","AHUB102","AHU301","AHU302","AHU303","AHU304","AHU305","AHU306","AHU307","AHU308","AHU309","AHU310","AHU311","AHU312","AHU313","AHU314","AHU315","AHU316","AHU317","AHU317","AHU317","AHU317","AHU317","AHU322","AHU323","AHU401","AHU402","AHUB102","AHU1201","AHU1201","AHU1201","AHU1204",}; //初始化数组，画面名称。
c=GetTagWord("N_Num");

if(c>=1 && c-1<=41)
{
sprintf(a,"%s",sti[c-1]);
sprintf(b,"004_EP_%s.pdl",stl[c-1]);
SetVisible("002_EP_window_Middle.pdl","EP_PictureWindows",0); //Return-Type: BOOL 把画面窗口1隐藏
SetPropChar("002_EP_window_Middle.pdl","EP_PictureWindows","TagPrefix",a); //Return-Type: BOOL 把结构变量前缀给画面中画面窗口1中的变量前缀属性中
SetPictureName("002_EP_window_Middle.pdl","EP_PictureWindows",b); //Return-Type: BOOL 把要打开的画面给画面窗口1
SetVisible("002_EP_window_Middle.pdl","EP_PictureWindows",1); //Return-Type: BOOL 把画面窗口1显示
}