窗口.打开打开PDF显示关于空白页

参考这个问题，我正在开发可以在浏览器的下一个选项卡中打开PDF的脚本。我有一个字符串需要显示为PDF。我试着用这段代码在

    window.open("data:application/pdf;base64, " + "37,80,68,70,45,49,46,52,13,37,226,227,207,211,13,10,49,56,56,32,48,32,111,98,106,13,60,60,47,76,105,110,101,97,114,105,122,101,100,32,49,47,76,32,49,50,50,56,55,54,47,79,32,49,57,48,47,69,32,57,52,50,49,56,47,78,32,52,47,84,32,49,50,50,52,56,49,47,72,32,91,32,53,48,52,32,50,55,50,93,62,62,13,101,110,100,111,98,106,13,32,32,32,32,32,32,32,32,32,32,32,32,32,32,13,10,50,48,57,32,48,32,111,98,106,13,60,60,47,68,101,99,111,100,101,80,97,114,109,115,60,60,47,67,111,108,117,109,110,115,32,53,47,80,114,101,100,105,99,116,111,114,32,49,50,62,62,47,70,105,108,116,101,114,47,70,108,97,116,101,68,101,99,111,100,101,47,73,68,91,60,50,48,68,52,65,69,67,50,55,67,54,53,54,68,52,65,66,53,57,57,53,69,66,49,68,50,65,51,65,50,51,51,62,60,53,69,52,49,57,57,56,48,48,69,54,67,68,66,52,66,56,69,69,68,54,56,69,68,55,51,66,66,69,50,53,67,62,93,47,73,110,100,101,120,91,49,56,56,32,52,52,93,47,73,110,102,111,32,49,56,55,32,48,32,82,47,76,101,110,103,116,104,32,49,48,49,47,80,114,101,118,32,49,50,50,52,56,50,47,82,111,111,116,32,49,56,57,32,48,32,82,47,83,105,122,101,32,50,51,50,47,84,121,112,101,47,88,82,101,102,47,87,91,49,32,51,32,49,93,62,62,115,116,114,101,97,109,13,10,104,222,98,98,100,96,16,96,96,98,96,96,254,1,34,25,166,130,72,198,96,16,201,110,1,102,111,5,203,198,129,217,154,32,146,233,54,136,100,241,6,179,67,192,108,115,176,26,15,176,8,88,13,203,57,48,233,138,196,222,15,86,147,9,34,167,88,1,73,198,101,27,128,228,255,73,191,25,152,128,110,0,155,6,180,97,0,200,255,12,140,150,111,0,2,12,0,231,249,16,83,13,10,101,110,100,115,116,114,101,97,109,13,101,110,100,111,98,106,13,115,116,97,114,116,120,114,101,102,13,10,48,13,10,37,37,69,79,70,13,10,32,13,10,50,51,49,32,48,32,111,98,106,13,60,60,47,67,32,49,56,50,47,70,105,108,116,101,114,47,70,108,97,116,101,68,101,99,111,100,101,47,73,32,50,48,54,47,76,101,110,103,116,104,32,49,55,56,47,79,32,49,54,54,47,83,32,57,55,62,62,115,116,114,101,97,109,13,10,104,222,98,96,96,96,97,96,96,234,5,145,252,204,12,130,12,8,32,8,20,99,5,98,142,15,76,235,182,50,206,117,96,96,188,56,97,230,116,136,156,75,225,132,45,115,152,128,196,172,69,130,66,93,45,14,12,12,140,22,13,64,34,2,136,197,26,24,152,59,224,58,128,138,249,25,24,247,79,4,210,194,64,44,10,210,205,168,201,32,192,160,197,202,207,208,195,104,10,228,110,98,86,98,212,102,226,99,146,103,100,96,90,202,44,195,180,148,105,26,147,195,100,193,37,237,12,25,12,225,76,37,48,215,48,30,89,7,210,11,68,133,64,90,136,129,241,152,60,144,102,98,96,224,96,1,211,172,11,128,206,96,16,99,96,188,147,0,85,199,4,16,96,0,213,79,33,243,13,10,101,110,100,115,116,114,101,97,109,13,101,110,100,111,98,106,13,49,56,57,32,48,32,111,98,106,13,60,60,47,77,97,114,107,73,110,102,111,60,60,47,77,97,114,107,101,100,32,116,114,117,101,62,62,47,77,101,116,97,100,97,116,97,32,50,48,32,48,32,82,47,79,117,116,108,105,110,101,115,32,52,52,32,48,32,82,47,80,97,103,101,76,97,121,111,117,116,47,79,110,101,67,111,108,117,109,110,47,80,97,103,101,115,32,49,56,54,32,48,32,82,47,83,116,114,117,99,116,84,114,101,101,82,111,111,116,32,53,49,32,48,32,82,47,84,121,112,101,47,67,97,116,97,108,111,103,62,62,13,101,110,100,111,98,106,13,49,57,48,32,48,32,111,98,106,13,60,60,47,65,110,110,111,116,115,32,50,49,48,32,48,32,82,47,67,111,110,116,101,110,116,115,91,49,57,54,32,48,32,82,32,49,57,56,32,48,32,82,32,49,57,57,32,48,32,82,32,50,48,49,32,48,32,82,32,50,48,50,32,48,32,82,32,50,48,51,32,48,32,82,32,50,48,52,32,48,32,82,32,50,48,53,32,48,32,82,93,47,67,114,111,112,66,111,120,91,48,46,48,32,49,50,52,48,55,46,49,32,54,49,50,46,48,32,49,51,49,57,57,46,49,93,47,77,101,100,105,97,66,111,120,91,48,46,48,32,49,50,52,48,55,46,49,32,54,49,50,46,48,32,49,51,49,57,57,46,49,93,47,80,97,114,101,110,116,32,49,56,54,32,48,32,82,47,82,101,115,111,117,114,99,101,115,60,60,47,70,111,110,116,60,60,47,84,84,48,32,50,49,53,32,48,32,82,47,84,84,49,32,50,49,55,32,48,32,82,47,84,84,50,32,50,49,57,32,48,32,82,47,84,84,51,32,50,50,49,32,48,32,82,47,84,84,52,32,50,50,51,32,48,32,82,47,84,84,53,32,50,50,53,32,48,32,82,47,84,84,54,32,50,50,55,32,48,32,82,62,62,62,62,47,82,111,116,97,116,101,32,48,47,83,116,114,117,99,116,80,97,114,101,110,116,115,32,48,47,84,121,112,101,47,80,97,103,101,62,62,13,101,110,100,111,98,106,13,49,57,49,32,48,32,111,98,106,13,60,60,47,70,105,108,116,101,114,47,70,108,97,116,101,68,101,99,111,100,101,47,70,105,114,115,116,32,49,56,48,47,76,101,110,103,116,104,32,49,52,57,51,47,78,32,50,49,47,84,121,112,101,47,79,98,106,83,116,109,62,62,115,116,114,101,97,109,13,10,104,222,164,87,105,111,219,70,16,253,43,251,49,65,98,113,239,163,8,12,216,78,141,184,117,156,34,206,209,192,48,2,70,102,108,182,146,40,80,116,28,247,215,247,205,46,21,73,12,37,203,10,132,213,222,51,179,179,111,103,30,165,224,140,51,41,4,147,6,149,100,194,162,41,20,147,65,163,214,76,43,154,54,204,58,170,45,19,220,210,132,99,66,58,137,134,103,194,105,106,4,38,130,177,76,74,172,83,150,26,36,147,118,73,76,59,204,75,73,98,21,254,164,102,74,115,200,129,82,101,21,52,75,203,52,247,52,226,72,37,182,74,207,180,245,180,61,48,237,72,41,44,209,30,230,93,144,1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5"); 

当我在firebug中运行这段代码时，它显示about:blank页。我的代码有什么问题??37,80 .........51,5为byte[]。请建议我该怎么办?