//等额本息还款法//je 贷款金额//lv 利率%，如年利率5.6%就为5.6//qx 贷款期限（月）//lvlx 利率类型，1:年利率, 2:月利率//xx 详细列表//公式:[贷款本金*月利率*(1+月利率)^还款月数]/[(1+月利率)^还款月数-1] function debx(je, lv, qx, lvlx, xx){qx = parseInt(qx);je = parseFloat(je);lv = parseFloat(lv);lvlx = parseInt(lvlx);xx = parseInt(xx);//月利率if (lvlx == 2){ylv = lv * 0.01;}else{ylv = lv / 12 * 0.01;}var t = Math.pow(1+ylv, qx);//每月还款var yhk=je * ylv * (t/(t -1));//累计还款总额var hkze=yhk * qx;//累计支付利息var zlx=hkze - je;var fh = new Object();fh.zlx = zlx;fh.hkze = hkze;fh.yhk = yhk;if (xx == 1){var ye = je; //贷款余额var sz = [];for (i=1; i<=qx; i++){var ylx = ye * ylv;var ybj = yhk-ylx;ye -= ybj;var xj = new Object();xj.bh = i;xj.ylx = ylx; //月利息xj.ybj = ybj; //月本金xj.ye = ye;//余额sz[i-1] = xj;}fh.xx = sz;}return fh;}//等额本金还款法//je贷款金额//lv年利率%，如年利率5.6%就为5.6//qx还款年限function debj(je, lv, qx, lvlx, xx){qx=parseInt(qx);je=parseFloat(je);lv=parseFloat(lv);lvlx = parseInt(lvlx);xx = parseInt(xx);//月利率if (lvlx == 2){ylv = lv * 0.01;}else{ylv = lv / 12 * 0.01;}//累计还款总额var hkze=0;var ybj = je / qx;var fh = new Object();fh.ybj = ybj;var ye = je;var sz = [];for(i = 1; i <= qx; i++){yhk = je/qx + (je-je*(i-1)/qx)*ylv;//第i月还款额if (i == 1){fh.syhk = yhk;}if (i == 2){fh.mydj = fh.syhk - yhk;}hkze = hkze + yhk;ylx = yhk - ybj;ye = ye - ybj;var xj = new Object();xj.bh = i;xj.ylx = ylx; //月利息xj.yhk = yhk; //月还款xj.ye = ye;//余额sz[i-1] = xj;}if (xx == 1){fh.xx = sz;}fh.zlx = hkze - je;fh.hkze = hkze;return fh;}/*** xz 房屋性质, 1:普通住宅, 2:非普通住宅* m5n 是否满5年, 1:是, 0:否 * mj 面积* zj 总价(元)*/function esfsf(xz, m5n, mj, zj){xz = parseInt(xz);m5n = parseInt(m5n);mj = parseFloat(mj);zj = parseFloat(zj);//契税税率var qssl = 0;if (xz == 2){qssl = 3.0;}else{if (mj > 90){qssl = 1.5;}else{qssl = 1.0;}}var qs = zj * qssl / 100; //契税//营业税税率var yyssl = 0.0;if (m5n == 0){yyssl = 5.55;}var yys = zj * yyssl / 100; //营业税//城建税var cjs = yys * 0.07;//教育附加费var jyfjf = yys * 0.03;//个人所得税税率var grsds = zj * 0.01;//印花税var yhs = 0;var fh = new Object();fh.qs = qs;fh.yys = yys;fh.cjs = cjs;fh.jyfjf = jyfjf;fh.grsds = grsds;fh.yhs = yhs;fh.total = qs + yys + cjs + jyfjf + grsds + yhs;return fh;}//提示错误function show_err(id, msg, lft){if ($('#' + id + '_err').length == 0){var t = $('#' + id).offset().top; var l = $('#' + id).offset().left;var h = $('#' + id).height();var w = $('#' + id).width();var zl = 0;if (lft && parseInt(lft) > 0){zl = lft;}else{zl = 0;}var div = '<div id="' + id + '_err" class="err" style="left:' + (l+w+20+zl) + 'px;top:' + t + 'px;"><div class="con">' + msg + '</div><div class="arr"></div><div style="clear:both"></div></div>';$(div).appendTo(document.body);//$('#wrapper').after(div);}}
